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Make a list of seven consecutive numbers , none of which is prime
1. the lcm of two numbers is 504.Which of the following numbers cannot be the hcf of these numbers? 16; 1`8; 42; 36
Please explain.
2.in which of the following cases the construction of a triangle is possible, the length of sides given [in cm]as:
a. 14; 19; 5 b. 18; 12; 5 c. 12; 6;9 d. 8; 4; 12
please explain
SOLVE THIS
WHAT IS BODMAS AND WHAT IS THE FULL FORM OF BODMAS?
find the largest number which divides 245 and 1029 leaving remainder 5 in each case.
1 is neither prime nor composite, so what should we called it ?
What is the HCF of two consecutive
(a) Numbers? (b) Even numbers? (c) Odd numbers?
plz insert the video of co-prime nos. and tell the ans. soon. my formatives are there on monday . so i want the ans. early
what is the divisibility rule of 12, 13, 14, 15, 16, 17, 18, 19, 20?
Express the following as the sum of two odd primes.
(a) 44 (b) 36 (c) 24 (d) 18
How to find the smallest 4 digit number which is divisible by 18,24,32.
lcm of pair of numbers is 4 and their sum is 6 what are the numbers
Q. If 3x + y = 19 , and x + 3y = 1.
Find the value of 2x + 2y
a) 10 b) 20 c) 5 d) 40
TWO LIGHT HOUSES CAN BE SEEN FROM TOP OF A HILL .THE FIRST FLASHES ONCE EVERY 8 SECONDC AND OTHER FLASHES ONCE EVERY 15 SECONDS.IF THEY FLASH AT THE SAME TIME ,HOW LONG WILL IT BE UNTIL THEY FLASH AT THE SAME TIME AGAIN
Determine the smallest 3-digit number exactly divisible by 6,8,12
WHAT IS THE DIFFERENCE BETWEEN HCF AND LCM ?
45+3{34-(18-14)} / 3[17+3*4-(2*7)]
Find the smallest 4-digit number which is divisible by 18, 24 and 32
Write the greatest 5-digit number and express it in terms of prime factors.
find the greatest number which divides 285 and 1249, leaving remainders 9 and 7 respectively?
What is relation between HCF and LCM?
Which of the following numbers are co-prime?
(a) 18 and 35 (b) 15 and 37 (c) 30 and 415
(d) 17 and 68 (e) 216 and 215 (f) 81 and 16
Find the largest no. that will divide 20,57,85 leaving remainders 2.3,4 respectively
What is the HCF of any two consecutive even numbers?
plz anaswer my question!
12 drums of milk altogather have 84 litres of milk in them.
find the capacity ofone drum in millilitres.
plz quick thx!!
simplify the following
a) 35 of [60-{7x7 + ( 12 - 2 of 3)}]
Determine the greatest 3-digit number exactly divisible by 8, 10 and 12.
The length, breadth and height of a room are 825 cm, 675 cm and 450 cm respectively. Find the longest tape which can measure the three dimensions of the room exactly.
There is a pond.In that pond there are six fishes.If three fish die then how many fishes are left.
Find the greatest prime number that is required to test as a divisor whether or not the following numbers are prime
a.197 b.227
two brands of chocolates are available in packs of 24 and 15 respectively. if i need to buy an equal number of choclates of both kinds , what is the least number of boxes of each kind i need to buy.
The sum of two consecutive odd numbers is divisible by 4. Verify this statement with the help of some examples.
I am the smallest number , having four ifferent prime factors. can you find me?
Express each of the following numbers as the sum of three odd primes:
(a) 21 (b) 31 (c) 53 (d) 61
write the smallest five digit number and express it as a product of primes
Find the largest number which divides 2011 and 2623 leaving remainders 9 and 5 respectively. Please answer fast because tommorow's exam!!!
Find the least 5 digit number which when divided by 6,9,12 and 18 leaves a remainder of 3 in each case
find the smallest number which when divided by 25,40,60, leaves remainder 7 in each case .
Find the greatest number which divides 34,60 and 85 leaving remainders of 7,6 and 4 respectively.
Find the smallest number which when divided by 18,12,24 leaves a remainder of 16,10 and 22 respectively
Write the smallest 5-digit number and express it in the form of its prime factors.
a boy saves Rs 3.75 daily. find the least number of days in which he will be able to save an exact number of rupees.
The traffic lights at three different road crossings change after every 48 seconds, 72 seconds and 108 seconds respectively. If they change simultaneously at 7 a.m., at what time will they change simultaneously again?
Write five pairs of prime numbers less than 20 whose sum is divisible by 5.
(Hint: 3 + 7 = 10)
A number is divisible by both 5 and 12. By which other number will that number be always divisible?
Three tankers contain 403 litres, 434 litres and 465 litres of diesel respectively. Find the maximum capacity of a container that can measure the diesel of the three containers exact number of times.
find the greatest number of four digits which is exactly divisible by 45 and 50.
Find all prime factors of 1729 and arrange them in ascending order. Now state the relation, if any; between two consecutive prime factors.
If the product of two numbers is 2160 and their HCF is 12 what will be the LCM.With steps.
12345 x 12345 x +12345 x 2345
E.g: 9876543210, 01112345678
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Syllabus
i) 5
ii) 3
Make a list of seven consecutive numbers , none of which is prime
1. the lcm of two numbers is 504.Which of the following numbers cannot be the hcf of these numbers? 16; 1`8; 42; 36
Please explain.
2.in which of the following cases the construction of a triangle is possible, the length of sides given [in cm]as:
a. 14; 19; 5 b. 18; 12; 5 c. 12; 6;9 d. 8; 4; 12
please explain
a. 2101
b. 2102
c. 2103
d. 2104
SOLVE THIS
WHAT IS BODMAS AND WHAT IS THE FULL FORM OF BODMAS?
find the largest number which divides 245 and 1029 leaving remainder 5 in each case.
1 is neither prime nor composite, so what should we called it ?
a) 10 b) 9
c) 1 d) 0
What is the HCF of two consecutive
(a) Numbers? (b) Even numbers? (c) Odd numbers?
A. True
B. False
plz insert the video of co-prime nos. and tell the ans. soon. my formatives are there on monday . so i want the ans. early
A. Undefined
B. 0
what is the divisibility rule of 12, 13, 14, 15, 16, 17, 18, 19, 20?
Express the following as the sum of two odd primes.
(a) 44 (b) 36 (c) 24 (d) 18
How to find the smallest 4 digit number which is divisible by 18,24,32.
lcm of pair of numbers is 4 and their sum is 6 what are the numbers
Q. If 3x + y = 19 , and x + 3y = 1.
Find the value of 2x + 2y
a) 10 b) 20 c) 5 d) 40
TWO LIGHT HOUSES CAN BE SEEN FROM TOP OF A HILL .THE FIRST FLASHES ONCE EVERY 8 SECONDC AND OTHER FLASHES ONCE EVERY 15 SECONDS.IF THEY FLASH AT THE SAME TIME ,HOW LONG WILL IT BE UNTIL THEY FLASH AT THE SAME TIME AGAIN
Determine the smallest 3-digit number exactly divisible by 6,8,12
WHAT IS THE DIFFERENCE BETWEEN HCF AND LCM ?
45+3{34-(18-14)} / 3[17+3*4-(2*7)]
Find the smallest 4-digit number which is divisible by 18, 24 and 32
Write the greatest 5-digit number and express it in terms of prime factors.
find the greatest number which divides 285 and 1249, leaving remainders 9 and 7 respectively?
What is relation between HCF and LCM?
Which of the following numbers are co-prime?
(a) 18 and 35 (b) 15 and 37 (c) 30 and 415
(d) 17 and 68 (e) 216 and 215 (f) 81 and 16
Find the largest no. that will divide 20,57,85 leaving remainders 2.3,4 respectively
What is the HCF of any two consecutive even numbers?
plz anaswer my question!
12 drums of milk altogather have 84 litres of milk in them.
find the capacity ofone drum in millilitres.
plz quick thx!!
simplify the following
a) 35 of [60-{7x7 + ( 12 - 2 of 3)}]
Determine the greatest 3-digit number exactly divisible by 8, 10 and 12.
The length, breadth and height of a room are 825 cm, 675 cm and 450 cm respectively. Find the longest tape which can measure the three dimensions of the room exactly.
~~. Find the greatest number which will divide 264 and 168 exactly leaving a remainder of 8 in each case
There is a pond.In that pond there are six fishes.If three fish die then how many fishes are left.
Find the greatest prime number that is required to test as a divisor whether or not the following numbers are prime
a.197 b.227
A. True
B. False
two brands of chocolates are available in packs of 24 and 15 respectively. if i need to buy an equal number of choclates of both kinds , what is the least number of boxes of each kind i need to buy.
(a) 24,72 (b) 45,81 (c) 18,21 (d) 52 ,78 (e) 69,39 (f) 108,72 (g) 45,64 (h) 27,63
how to do this ?
The sum of two consecutive odd numbers is divisible by 4. Verify this statement with the help of some examples.
I am the smallest number , having four ifferent prime factors. can you find me?
Express each of the following numbers as the sum of three odd primes:
(a) 21 (b) 31 (c) 53 (d) 61
write the smallest five digit number and express it as a product of primes
Find the largest number which divides 2011 and 2623 leaving remainders 9 and 5 respectively. Please answer fast because tommorow's exam!!!
Find the least 5 digit number which when divided by 6,9,12 and 18 leaves a remainder of 3 in each case
find the smallest number which when divided by 25,40,60, leaves remainder 7 in each case .
Find the greatest number which divides 34,60 and 85 leaving remainders of 7,6 and 4 respectively.
1. 4
2. 9
3. 2
4. -4
A. 4
B. 6
C. 24
D. None
2) Evaluate the lcm and hcf of 80, 120 and 60 by listing factors
Find the smallest number which when divided by 18,12,24 leaves a remainder of 16,10 and 22 respectively
Write the smallest 5-digit number and express it in the form of its prime factors.
a boy saves Rs 3.75 daily. find the least number of days in which he will be able to save an exact number of rupees.
The traffic lights at three different road crossings change after every 48 seconds, 72 seconds and 108 seconds respectively. If they change simultaneously at 7 a.m., at what time will they change simultaneously again?
Write five pairs of prime numbers less than 20 whose sum is divisible by 5.
(Hint: 3 + 7 = 10)
i) log22=1
ii) log(2+3)=log2+log3
iii) log101=0
iv) log(1+2+3)=log1+log2+log3
A number is divisible by both 5 and 12. By which other number will that number be always divisible?
Three tankers contain 403 litres, 434 litres and 465 litres of diesel respectively. Find the maximum capacity of a container that can measure the diesel of the three containers exact number of times.
find the greatest number of four digits which is exactly divisible by 45 and 50.
Find all prime factors of 1729 and arrange them in ascending order. Now state the relation, if any; between two consecutive prime factors.
If the product of two numbers is 2160 and their HCF is 12 what will be the LCM.With steps.
12345 x 12345 x +12345 x 2345