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Question 1:

In the given question, there are four options, out of which, only one is correct. Write the correct one.
A rational number is defined as a number that can be expressed in the form $\frac{p}{q}$, where p and q are integers and
(a) q = 0
(b) q = 1
(c) q ≠ 1
(d) q ≠ 0

By definition, a number that can be expressed in the form of $\frac{p}{q}$, where p and q are integers and ≠ 0, is called a rational number.

Hence, the correct answer is option (d).

Question 2:

In the given question, there are four options, out of which, only one is correct. Write the correct one.
Which of the following rational numbers is positive?

(a)

(b) $\frac{19}{-13}$

(c) $\frac{-3}{-4}$

(d) $\frac{-21}{13}$

We know that, when the numerator and denominator of a rational number, both are negative, it is a positive rational numbers.

$\frac{-3}{-4}=\frac{3}{4}$

Hence, the correct answer is option (c).

Question 3:

In the given question, there are four options, out of which, only one is correct. Write the correct one.
Which of the following rational numbers is negative?
(a) $-\left(\frac{-3}{7}\right)$

(b) $\frac{-5}{-8}$

(c) $\frac{9}{8}$

(d)

(a) $-\left(\frac{-3}{7}\right)=\frac{3}{7}$

(b) $\frac{-5}{-8}=\frac{5}{8}$

(c) $\frac{9}{8}$

(d)

Hence, the correct answer is option (d).

Question 4:

In the given question, there are four options, out of which, only one is correct. Write the correct one.
In the standard form of a rational number, the common factor of numerator and denominator is always:
(a) 0
(b) 1
(c) – 2
(d) 2

By definition, in the standard form of a rational number, the common factor of numerator and denominator is always1

Hence, the correct answer is option (b).

Question 5:

In the given question, there are four options, out of which, only one is correct. Write the correct one.
Which of the following rational numbers is equal to its reciprocal?
(a) 1
(b) 2
(c) $\frac{1}{2}$
(d) 0

(a)
(b)
(c)
(d)

Hence, the correct answer is option (a).

Question 6:

In the given question, there are four options, out of which, only one is correct. Write the correct one.
The reciproal of  $\frac{1}{2}$ is
(a) 3
(b) 2
(c) – 1
(d) 0

Reciproal of  $\frac{1}{2}$$=\frac{1}{\frac{1}{2}}=2$

Hence, the correct answer is option (b).

Question 7:

In the given question, there are four options, out of which, only one is correct. Write the correct one.
The standard form of
(a) $\frac{48}{60}$

(b) $\frac{-60}{48}$

(c)

(d) $\frac{-4}{-5}$

$\frac{-48}{60}=\frac{-4×12}{5×12}=-\frac{4}{5}$

Hence, the correct answer is option (c).

Question 8:

In the given question, there are four options, out of which, only one is correct. Write the correct one.
Which of the following is equivalent to $\frac{4}{5}$ ?
(a) $\frac{5}{4}$

(b)

(c) $\frac{16}{20}$

(d) $\frac{15}{25}$

$\frac{16}{20}=\frac{4×4}{4×5}=\frac{4}{5}$

Hence, the correct answer is option (c).

Question 9:

In the given question, there are four options, out of which, only one is correct. Write the correct one.
How many rational numbers are there between two rational numbers?
(a) 1
(b) 0
(c) unlimited
(d) 100

There are unlimited numbers between two rational numbers.

Hence, the correct answer is option (c).

Question 10:

In the given question, there are four options, out of which, only one is correct. Write the correct one.
In the standard form of a rational number, the denominator is always a
(a) 0
(b) negative integer
(c) positive integer
(d) 1

By definition, a rational number is said to be in the standard form, if its denominator is a positive integer.

Hence, the correct answer is option (c).

Question 11:

In the given question, there are four options, out of which, only one is correct. Write the correct one.
To reduce a rational number to its standard form, we divide its numerator and denominator by their
(a) LCM
(b) HCF
(c) product
(d) multiple

To reduce a rational number to its standard form, we divide its numerator and denominator by their HCF.

Hence, the correct answer is option (b).

Question 12:

Which is greater number in the following:
(a) $\frac{-1}{2}$

(b) 0

(c) $\frac{1}{2}$

(d) –2

$\frac{1}{2}$ is the rightmost number on the number line.

Hence, the correct answer is option (c).

Question 13:

Fill in the blanks to make the statement true.
$-\frac{3}{8}$ is a ______ rational number.

Because its numerator is a negative integer.
So, $-\frac{3}{8}$ is a negative rational number.

Question 14:

Fill in the blanks to make the statement true.
1 is a ______ rational number.

The given rational number 1 is positive number, because its numerator and denominator are positive integer.
So,, 1 is a positive rational number.

Question 15:

Fill in the blanks to make the statement true.
The standard form of $\frac{-8}{-36}$ is ______.

$\frac{-8}{-36}=\frac{-2×4}{-9×4}=\frac{2}{9}$

So, the standard form of $\frac{-8}{-36}$ is $\frac{2}{9}$.

Question 16:

Fill in the blanks to make the statement true.
The standard form of $\frac{18}{-24}$ is ______.

$\frac{18}{-24}=-\frac{3×6}{4×6}=-\frac{3}{4}$
Hence, the standard form of $\frac{18}{-24}$ is $-\frac{3}{4}$.

Question 17:

Fill in the blanks to make the statement true.
On a number line, $\frac{-1}{2}$ is to the ______ of zero (0).

On a number line, $\frac{-1}{2}$ is to the left of zero (0).

Question 18:

Fill in the blanks to make the statement true.
On a number line, $\frac{4}{3}$ is to the ______ of zero (0).

On a number line, $\frac{4}{3}$ is to the right of zero (0).

Question 19:

Fill in the blanks to make the statement true.
$-\frac{1}{2}$is ______ than $\frac{1}{5}.$

$-\frac{1}{2}$ is a negative rational number and $\frac{1}{5}$ is a positive rational number.
So, $-\frac{1}{2}$is less than $\frac{1}{5}.$

Question 20:

Fill in the blanks to make the statement true.
$-\frac{3}{5}$is ______ than 0.

$-\frac{3}{5}$ is a negative rational number and left to the zero.
So, $-\frac{3}{5}$is less than 0

Question 21:

Fill in the blanks to make the statement true.
represent ______ rational numbers.

$\frac{-16}{24}=\frac{-2×8}{3×8}=-\frac{2}{3}$

$\frac{20}{-16}=\frac{4×5}{-4×4}=-\frac{5}{4}\phantom{\rule{0ex}{0ex}}-\frac{2}{3}\ne -\frac{5}{4}$

So, represent different rational numbers.

Question 22:

Fill in the blanks to make the statement true.
represent ______ rational numbers.

$\frac{-27}{45}=\frac{-3×9}{5×9}=-\frac{3}{5}$

So,  represent same rational numbers.

Question 23:

Fill in the blanks to make the statement true.
Additive inverse of  $\frac{2}{3}$ is ______.

Since, additive inverse is the negative of a number.

So, the additive inverse of  $\frac{2}{3}$ is $-\frac{2}{3}$.

Question 24:

Fill in the blanks to make the statement true.
$\frac{-3}{5}+\frac{2}{5}=__________.$

$\frac{-3}{5}+\frac{2}{5}=\frac{-3+2}{5}=-\frac{1}{5}$

Question 25:

Fill in the blanks to make the statement true.
$\frac{-5}{6}+\frac{-1}{6}=______________.$

$\frac{-5}{6}+\frac{-1}{6}=\frac{-5-1}{6}=\frac{-6}{6}=-1$

Question 26:

Fill in the blanks to make the statement true.
$\frac{3}{4}×\left(\frac{-2}{3}\right)=_______.$

$\frac{3}{4}×\left(\frac{-2}{3}\right)=\frac{3×\left(-2\right)}{4×3}=-\frac{6}{12}=\frac{-1}{2}$

Question 27:

Fill in the blanks to make the statement true.
$\frac{-5}{3}×\left(\frac{-3}{5}\right)=_____________.$

$\frac{-5}{3}×\left(\frac{-3}{5}\right)=\frac{\left(-5\right)×\left(-3\right)}{3×5}=\frac{15}{15}=1$

Question 28:

Fill in the blanks to make the statement true.
$\frac{-6}{7}=\frac{__}{42}$

$\frac{-6}{7}=\frac{__}{42}\phantom{\rule{0ex}{0ex}}42=7×6\phantom{\rule{0ex}{0ex}}\because \frac{-6×6}{7×6}=\frac{\mathbf{-}\mathbf{36}}{42}$

Question 29:

Fill in the blanks to make the statement true.
$\frac{1}{2}=\frac{6}{__}$

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Question 30:

Fill in the blanks to make the statement true.
$\frac{-2}{9}-\frac{7}{9}=______________.$

$\frac{-2}{9}-\frac{7}{9}=\frac{-2-7}{9}=\frac{-9}{9}=-1\phantom{\rule{0ex}{0ex}}\because \frac{-2}{9}-\frac{7}{9}=-1$

Question 31:

Fill in the blanks to make the statement true.

$\frac{7}{-8}$ is a negative rational number and $\frac{8}{9}$ is a positive rational number.

So, $\frac{7}{-8}<\frac{8}{9}$

Question 32:

Fill in the blanks to make the statement true.
$\frac{3}{7}\overline{)}\frac{-5}{6}$

$\frac{-5}{6}$ is a negative rational number and $\frac{3}{7}$ is a positive rational number.

So, $\frac{3}{7}>\frac{-5}{6}$.

Question 33:

Fill in the blanks to make the statement true.
$\frac{5}{6}\overline{)}\frac{8}{4}$

$\frac{5}{6}=\frac{5×2}{6×2}=\frac{10}{12}\phantom{\rule{0ex}{0ex}}\frac{8}{4}=\frac{8×3}{4×3}=\frac{24}{12}\phantom{\rule{0ex}{0ex}}24>10\phantom{\rule{0ex}{0ex}}\therefore \frac{24}{12}>\frac{10}{12}\phantom{\rule{0ex}{0ex}}⇒\frac{5}{6}>\frac{8}{4}$

Question 34:

Fill in the blanks to make the statement true.
$\frac{-9}{7}\overline{)}\frac{4}{-7}$

$\frac{4}{-7}=\frac{-4}{7}\phantom{\rule{0ex}{0ex}}-9<-4\phantom{\rule{0ex}{0ex}}\therefore \frac{-9}{7}<\frac{-4}{7}\phantom{\rule{0ex}{0ex}}$

Question 35:

Fill in the blanks to make the statement true.
$\frac{8}{8}\overline{)}\frac{2}{2}$

$\frac{8}{8}=1\phantom{\rule{0ex}{0ex}}\frac{2}{2}=1\phantom{\rule{0ex}{0ex}}\therefore \frac{8}{8}=\frac{2}{2}$

Question 36:

Fill in the blanks to make the statement true.
The reciprocal of ______ does not exist.

The reciprocal of zero does not exist, as the reciprocal of 0 is $\frac{1}{0}$, which is not defined.

Question 37:

Fill in the blanks to make the statement true.
The reciprocal of 1 is ______.

The reciprocal of 1 is 1.

Question 38:

Fill in the blanks to make the statement true.
$\frac{-3}{7}÷\left(\frac{-7}{3}\right)=______________.$

$\frac{-3}{7}÷\left(\frac{-7}{3}\right)=\frac{-3}{7}×\frac{3}{-7}=\frac{9}{49}$

Hence, $\frac{-3}{7}÷\left(\frac{-7}{3}\right)=\frac{9}{49}$.

Question 39:

Fill in the blanks to make the statement true.
$0÷\left(\frac{-5}{6}\right)=____________.$

$0÷\left(\frac{-5}{6}\right)=0$

Because 0 divided by any number is 0.

Question 40:

Fill in the blanks to make the statement true.
$0×\left(\frac{-5}{6}\right)=____________.$

$0×\left(\frac{-5}{6}\right)=0$

Because 0 multiplied by any number is 0.

Question 41:

Fill in the blanks to make the statement true.
$________×\left(\frac{-2}{5}\right)=1.$

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Question 42:

Fill in the blanks to make the statement true.
The standard form of rational number –1 is ______.

The standard form of rational number –1 is –1.

Question 43:

Fill in the blanks to make the statement true.
If m is a common divisor of a and b, then $\frac{a}{q}=\frac{a÷m}{___}$.

If m is a common divisor of and b, then $\frac{a}{b}=\frac{a+m}{b+m}$.

Question 44:

Fill in the blanks to make the statement true.
If p and q are positive integers, then $\frac{p}{q}$ is a ______ rational number and $\frac{p}{-q}$ is a ______ rational number.

If p and q are positive integers, then p/q is a positive rational number, because both the numerator and denominator are positive and pq$\frac{p}{-q}$ is a negative rational number, because the denominator is negative.

Question 45:

Fill in the blanks to make the statement true.
Two rational numbers are said to be equivalent or equal, if they have the same ______ form.

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Question 46:

Fill in the blanks to make the statement true.
If $\frac{p}{q}$ is a rational number, then q cannot be ______.

If $\frac{p}{q}$ is a rational number, then q cannot be zero(0).

Question 47:

State whether the statement given in question is True or False.
Every natural number is a rational number but every rational number need not be a natural number.

True; Every natural number is a rational number but every rational number need not be a natural number.
Beacause $\frac{1}{3}$ is a rational number, but not a natural number.

Question 48:

State whether the statement given in question is True or False.
Zero is a rational number.

Zero can be written as $0=\frac{0}{1}$. We know that, a number of the form $\frac{p}{q}$,
where p, q are integers and q ≠ 0 is a rational number.
So, zero is a rational number.
, where p, q are integers and q ≠ 0 is a rational number. So, zero is a rational number.

Question 49:

State whether the statement given in question is True or False.
Every integer is a rational number but every rational number need not be an integer.

Integers…. – 3, –2, –1, 0, 1, 2, 3,…
Rational numbers:
Hence, every integer is rational number, but every rational number is not an integer.

Question 50:

State whether the statement given in question is True or False.
Every negative integer is not a negative rational number.

False; because all the integers are rational numbers, whether it is negative/positive but vice-versa is not true.

Question 51:

State whether the statement given in question is True or False.
If $\frac{p}{q}$ is a rational number and m is a non-zero integer, then $\frac{p}{q}=\frac{p×m}{q×m}$

True;

Let m = 1,2, 3,…

Note: When both the numerator and denominator of a rational number are multiplied/divide by the same non-zero number, then we get the same rational number.

Question 52:

State whether the statement given in question is True or False.
If $\frac{p}{q}$ is a rational number and m is a non-zero common divisor of p and q, then

True;

Let m = 1, 2, 3, 4, ...

When, m = 2, $\frac{p}{q}=\frac{p÷2}{q÷2}⇒\frac{p}{q}=\frac{p}{2}÷\frac{q}{2}⇒\frac{p}{q}=\frac{p}{2}×\frac{2}{q}⇒\frac{p}{q}=\frac{p}{q}$

When, m = 3, $\frac{p}{q}=\frac{p÷3}{q÷3}⇒\frac{p}{q}=\frac{p}{3}÷\frac{q}{3}⇒\frac{p}{q}=\frac{p}{3}×\frac{3}{q}⇒\frac{p}{q}=\frac{p}{q}$

Hence, $\frac{p}{q}=\frac{p÷m}{q÷m}$.

Question 53:

State whether the statement given in question is True or False.
In a rational number, denominator always has to be a non-zero integer.

True;
The basic definition of the rational number is that it is in the form of $\frac{p}{q}$, where q ≠ 0.
It is because any number divided by zero is not defined.

Question 54:

State whether the statement given in question is True or False.
If $\frac{p}{q}$ is a rational number and m is a non-zero integer, then $\frac{p×m}{q×m}$ is a rational number not equivalent to $\frac{p}{q}.$

False;

Let m = 1,2, 3,…

If m is a non-zero integer, then $\frac{p×m}{q×m}$ is a rational number equivalent to $\frac{p}{q}.$

Question 55:

State whether the statement given in question is True or False.
Sum of two rational numbers is always a rational number.

True;
The sum of two rational numbers is always a rational number.

$\frac{1}{3}+\frac{2}{5}=\frac{5+6}{15}=\frac{11}{15}$

Question 56:

State whether the statement given in question is True or False.
All decimal numbers are also rational numbers.

True; All decimal numbers are also rational numbers.
$0.4=\frac{4}{10}=\frac{2}{5}$

Question 57:

State whether the statement given in question is True or False.
The quotient of two rationals is always a rational number.

False;
The quotient of two rationals is not always a rational number.
e.g. $\frac{1}{0}$

Question 58:

State whether the statement given in question is True or False.
Every fraction is a rational number.

True; Every fraction is a rational number but vice-versa is not true.

Question 59:

State whether the statement given in question is True or False.
Two rationals with different numerators can never be equal.

False;
Let  are two rational numbers with different denominators.

$\frac{6}{10}=\frac{6÷2}{10÷2}=\frac{3}{5}$

Hence, two rationals with different numerators can be equal.

Question 60:

State whether the statement given in question is True or False.
8 can be written as a rational number with any integer as denominator.

False; because 8 can be written as a rational number with 1 as denominator i.e.$\frac{8}{1}$.

Question 61:

State whether the statement given in question is True or False.

True;

$\frac{4}{6}=\frac{4÷2}{6÷2}=\frac{2}{3}$

Hence,

Question 62:

State whether the statement given in question is True or False.
The rational number $\frac{-3}{4}$ lies to the right of zero on the number line.

False;
Every negative ratioanl number lies to the left on the number.
Hence, the rational number $\frac{-3}{4}$ lies to the right of zero on the number line.

Question 63:

State whether the statement given in question is True or False.
The rational numbers  are on the opposite sides of zero on the number line.

True;

$\frac{-12}{-5}=\frac{12}{5}$
The rational numbers  are on the opposite sides of zero on the number line beacuse  are positive and negative rational number.

Question 64:

State whether the statement given in question is True or False.
Every rational number is a whole number.

False; because $\frac{-8}{9}$is a rational number, but it is not a whole number, because whole numbers are  0,1,2….

Question 65:

State whether the statement given in question is True or False.
Zero is the smallest rational number

False;
Rational numbers can be negative and negative rational numbers are smaller than zero.

Question 66:

Match the following:
Column I                              Column II

Question 67:

Write each of the following rational numbers with positive denominators: $\frac{5}{-8},\frac{15}{-28},\frac{-17}{-13}.$
â€‹

(a) $\frac{5}{-8}=\frac{-5}{8}$

(b) $\frac{15}{-28}=\frac{-15}{28}$

(c) $\frac{-17}{-13}=\frac{17}{13}$

Question 68:

â€‹Express $\frac{3}{4}$ as a rational number with denominator:
(i) 36             (ii) – 80

(i) 36 = 4 × 9

$\therefore \frac{3}{4}=\frac{3×9}{4×9}=\frac{27}{36}$

(ii) −80 = 4 × (−20)

$\therefore \frac{3}{4}=\frac{3×\left(-20\right)}{4×\left(-20\right)}=\frac{-60}{-80}$

Question 69:

Reduce each of the following rational numbers in its lowest form:
â€‹

Question 70:

Express each of the following rational numbers in its standard form:
â€‹

Question 71:

â€‹Are the rational numbers  equivalent? Give reason.

Given: rational numbers

$\frac{-8}{28}=\frac{-8÷4}{28÷4}=\frac{-2}{7}$

$\frac{32}{-112}=\frac{-32}{112}=\frac{-32÷16}{112÷16}=\frac{-2}{7}$

Their standard forms are equal.

Hence, they are equal.

Question 72:

Arrange the rational numbers $\frac{-7}{10},\frac{5}{-8},\frac{2}{-3},\frac{-1}{4},\frac{-3}{5}$ â€‹in ascending order.

Question 73:

Represent the following rational numbers on a number line:
â€‹$\frac{3}{8},\frac{-7}{3},\frac{22}{-6}.$

(Recreate)

Question 74:

If $\frac{-5}{7}=\frac{x}{28},$ â€‹find the value of x.

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Question 75:

Give three rational numbers equivalent to:
â€‹

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Question 76:

Write the next three rational numbers to complete the pattern:
â€‹

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Question 77:

â€‹List four rational numbers between

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Find the sum of
â€‹

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Solve:
â€‹

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Question 80:

Find the product of:

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Question 81:

Simplify
â€‹(i)  $\frac{13}{11}×\frac{-14}{5}+\frac{13}{11}×\frac{-7}{5}+\frac{-13}{11}×\frac{34}{5}$      (ii)  $\frac{6}{5}×\frac{3}{7}-\frac{1}{5}×\frac{3}{7}$

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Question 82:

Simplify:
â€‹(i)  $\frac{3}{7}÷\left(\frac{21}{-55}\right)$      (ii)  $1÷\left(-\frac{1}{2}\right)$

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Question 83:

Which is greater in the following?
â€‹(i)  $\frac{3}{4},\frac{7}{8}$      (ii)$-3\frac{5}{7},3\frac{1}{9}$

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Question 84:

â€‹Write a rational number in which the numerator is less than ‘–7 × 11’ and the denominator is greater than ‘12 + 4’.

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Question 85:

â€‹If x =$\frac{1}{10}$ and =$\frac{-3}{8}$, then
evaluate x + y, x – y, x × y and x ÷ y.

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Question 86:

Find the reciprocal of the following:
â€‹

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Question 87:

Complete the following table by finding the sums:

 + $-\frac{1}{9}$ $\frac{4}{11}$ $\frac{-5}{6}$ $\frac{2}{3}$ $-\frac{5}{4}$ $\frac{-39}{44}$ $-\frac{1}{3}$

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Question 88:

â€‹Write each of the following numbers in the form $\frac{p}{q}$, where p and q are integers:
(a) six-eighths
(b) three and half
(c) opposite of 1
(d) one-fourth
(e) zero
(f) opposite of three-fifths

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Question 89:

â€‹If p = m × t and q = n × t, then $\frac{p}{q}=\frac{\overline{)}}{\overline{)}}$

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Question 90:

Given that $\frac{p}{q}$ and $\frac{r}{s}$ are two rational numbers with different denominators and both of them are in standard form. To compare these rational numbers we say that:
â€‹

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Question 91:

â€‹In each of the following cases, write the rational number whose numerator and denominator are respectively as under:
(a) 5 – 39 and 54 – 6
(b) (–4) × 6 and 8 ÷ 2
(c) 35 ÷ (–7) and 35 –18
(d) 25 + 15 and 81 ÷ 40

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Question 92:

â€‹Write the following as rational numbers in their standard forms:
(a) 35%          (b) 1.2          (c) $-6\frac{3}{7}$
(d) 240 ÷ (– 840)           (e) 115 ÷ 207

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Question 93:

Find a rational number exactly halfway between:
â€‹

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Question 94:

Taking  find:
â€‹(a) the rational number which when added to x gives y.
(b) the rational number which subtracted from y gives z.
(c) the rational number which when added to z gives us x.
(d) the rational number which when multiplied by y to get x.
(e) the reciprocal of x + y.
(f) the sum of reciprocals of x and y.
(g) (x ÷ y) × z       (h) (xy) + z
(i) x + (y + z)        (j) x ÷ (y ÷ z)
(k) x – (y + z)

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Question 95:

â€‹What should be added to $\frac{-1}{2}$ to obtain the nearest natural number?

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Question 96:

â€‹What should be subtracted from $\frac{-2}{3}$ to obtain the nearest integer?

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Question 97:

â€‹What should be multiplied with $\frac{-5}{8}$ to obtain the nearest integer?

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Question 98:

â€‹What should be divided by $\frac{1}{2}$ to obtain the greatest negative integer?

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Question 99:

â€‹From a rope 68 m long, pieces of equal size are cut. If length of one piece is $4\frac{1}{4}$ m, find the number of such pieces.

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Question 100:

â€‹If 12 shirts of equal size can be prepared from 27m cloth, what is length of cloth required for each shirt?

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Question 101:

â€‹Insert 3 equivalent rational numbers between
(i)        (ii) 0 and –10

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Question 102:

Put the (âœ“), wherever applicable

 Number Natural Number Whole  Number Integer Fraction Rational â€‹Number (a) – 114 (b) $\frac{19}{27}$ (c) $\frac{623}{1}$ (d) $-19\frac{3}{4}$ (e) $\frac{73}{71}$ (f) 0

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Question 103:

a’ and ‘b’ are two different numbers taken from the numbers 1 – 50. What is the largest value that $\frac{a-b}{a+b}$can have? What is the largest
value that $\frac{a+b}{a-b}$ can have?

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Question 104:

150 students are studying English, Maths or both. 62 per cent of the students are studying English and 68 per cent are studying Maths. How many students are studying both?

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Question 105:

A body floats $\frac{2}{9}$ of its volume above the surface. What is the ratio of the body submerged volume to its exposed volume? Re-write it as a rational number.

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Question 106:

In the given question find the odd one and give reason.

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Question 107:

In the given question find the odd one and give reason.

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Question 108:

In the given question find the odd one and give reason.

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Question 109:

In the given question find the odd one and give reason.

ans

Question 110:

In the given question find the odd one and give reason.
What’s the Error?
Chhaya simplified a rational number in this manner  $\frac{-25}{-30}=\frac{-5}{6}$ . What error did the student make?

$\therefore \frac{-25}{-30}=\frac{25}{30}=\frac{5}{6}$