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In an exam a student required 40% of total marks to pass. If Rupa gets 185 marks and fails by 15 marks , find the total marks?
How are algebraic expressions useful in our daily life
A number is as much greater than 17 as it is less than 47. find the number
a circular flower bed is surrounded by a path 4m wide. the diameter of the flower bed is 66m. what is the area of the path?
What is Monomial Binomial Trinomial Expressions ?
A man travelled 3/5 of his journey by train, 1/4 by a taxi , 1/8 by a bus and the remaining 8 km on foot. what is the total length of his journey
Six times the cost price of a notebook is equal to five times the selling price of the notebook. If the selling price is Rs 10 more than the cost price find both the Cost Price and the Selling Price.
A total of Rs 20,000 is to be distributed among 100 persons as Prizes. A Prize is either Rs 100/- or Rs 500/-. Find the number of each type of prizes
simplify combining like terms - p-(p-q)-q-(q-p)
a cat and a mouse together weigh 10kg
a dog and a mouse together weigh 20kg
a dog and a cat together wiegh 24kg
HOW MANY KGS DO THEY ALL WEIGH TOGETHER?
what must be added to x3 -3x2-12x+19 so that the result is exactly divisible by x2+x-6
3a-2b-ab-(a-b+ab)+3ab+b-a simplify combining like terms
If z = 10 , find the value of z3 - 3( z - 10)
reena is6 years older than her brother ajay. the sum of their ages is 28 years. what are their present ages
A sum Amounts to Rs 1326 in 6 years at 5% per annum. In What time will this sum double itself at the same rate of intrest?
I need the answer soon
There was in the forest an old peepal tree
the grand tree has branches ten and three
on each branch there lived birds fourteen
sparrows brown, crows black and parrots green
twice as many as the parrots were the crows
and twice as many as the crows were the sparrows
we wonder how many birds of each kind
are you going to help us find ?
how do u multiply a monomial with a bionomial ? explain?
What is the numerical coefficient of x in the expression -2xy?
I have some five-rupee coins and some two-rupee coins. The number of
How can i factorise:-6ab-b2+12ac - 2bc
x plus 7
is binomial; monomial; trinomial
21b-32+7b-20b simplify combining like terms
at a cricket test match 2/7 of the spectators were in a covered place while 15000 were in open.find the total number of spectators.
what is polynomials ?
Identify the numerical coefficients of terms (other than
constants) in the following expressions:
(i) 5 − 3t2 (ii) 1 + t + t2
+ t3 (iii) x + 2xy+ 3y
(iv) 100m + 1000n (v) − p2q2
+ 7pq (vi) 1.2a + 0.8b
(vii) 3.14 r2 (viii) 2 (l + b)
(ix) 0.1y + 0.01 y2
How many coins are there in a sack of 5 rupee coins if it weighs 18 kg , 54kg , 4500g , 2kg and 250g? One coin of 5 rupee weighs 9g.Tell these answers respectively.
find the number which when divided by 4 gets decreased by 27
(i) Identify the terms and their factors in the following
Show the terms and factors by tree diagrams.
(a) x − 3 (b) 1 + x + x2 (c)
y − y3
(e) − ab + 2b2 − 3a2
(ii) Identify terms and factors in the expressions given below:
(a) − 4x + 5 (b) − 4x + 5y (c) 5y
(e) pq + q
(f) 1.2 ab − 2.4 b + 3.6 a (g)
(h) 0.1p2 + 0.2 q2
how will 7th standard math papers be ?
Hi Merit Nation Experts ,
I have asked some regarding my doubts so please can you answer them because ill be having
my 2nd term examination this march so please answer my question as soon as possible !!
here are the question i asked so please answer as soon as possible!
IS 7 x 2 y + 12 x 2 y WHEN TAKEN TO LIKE TERMS CHANGED TO
(7 + 12) x 2 y
Could you please tell me what are
monomials, binomials and trinomials. And what is polynomials?
IF ONE OF THE EQUATION x2-19x+88=0 be 8, find the other root?
application of algebra in daily life
Ramu's father is four times as old as Ramu.After 16 years,he will be just twice his son. find their present age.
find the variable part in the product of :
127 X3Y9,255 X6Y5 AND 313Y2 Z4
how to combine like and unlike terms
(i) − 5y2 from y2
(ii) 6xy from − 12xy
(iii) (a − b) from (a + b)
(iv) a (b − 5) from b (5 − a)
(v) − m2 + 5mn from 4m2
− 3mn + 8
(vi) − x2 + 10x − 5 from 5x
(vii) 5a2 − 7ab + 5b2
from 3ab − 2a2 −2b2
(viii) 4pq − 5q2 − 3p2
from 5p2 + 3q2 − pq
Why do we have to change the sign in case of subtraction? Is this necessary ?
Ramu's father is four times as old as Ramu. After 16 years,he will be just twice his son. find their present age.
(a) Identify terms which contain x and give the coefficient of
(i) y2x + y (ii) 13y2− 8yx (iii) x + y + 2
(iv) 5 + z + zx (v) 1 + x+ xy (vi) 12xy2
(vii) 7x + xy2
(b) Identify terms which contain y2 and give the
coefficient of y2.
(i) 8 − xy2 (ii) 5y2 +
7x (iii) 2x2y −15xy2
in a rectangle ABCD ,prove that triangle ACB congruent to triangle CAD
Simplify combining like terms:
(i) 21b − 32 + 7b − 20b
(ii) − z2 + 13z2 − 5z
+ 7z3 − 15z
(iii) p − (p − q) − q −
(q − p)
(iv) 3a − 2b − ab − (a
− b + ab) + 3ab + b − a
(v) 5x2y − 5x2 + 3y
x2 − 3y2 + x2 −
y2 + 8xy2 −3y2
(vi) (3 y2 + 5y − 4) − (8y
− y2 − 4)
In a garden, roses and marigolds are planted in square plots. The length of the squire plot in which marigolds are planted is three meters greater than the length of the square plot in which roses are planted. How much bigger in area is the merigold plot then the rose plot?
what would be the answer of 5a2b,-8a2b,7a2b =?
what is a coefficient ?
three fifth of a number is greater than two fourth of a number by 6, Find the number
Rahul wanted to find the height of a tree in his garden. He checked the ratio of his
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