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HCF-LCM || 19.01.2021

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Question 1

What is the HCF (highest common factor) of 133 and 112?

Question 2

H.C.F. and L.C.M. of two numbers are 14 and 462, If one number is 42 then what is other number?

Question 3

HCF and LCM of two numbers are 19 and 969 respectively. If one number is 57 find the other Number.

Question 4

Find the HCF of (4315 − 1) and (425 − 1):

Question 5

Find the HCF and LCM of 1.5, 3 and 0.6

Question 6

Two numbers are in the ratio 3 : 4. If their HCF is 4, then their LCM is

Question 7

The ratio of two number is 4:5 and their HCF is 7, then find their LCM.

Question 8

The common factor of 12a4b6, 18a6c2, 36a2b2 is:

Question 9

Find the HCF of two numbers X and Y is (XY)2 = 1296 and LCM of X and Y is 9.

Question 10

The least number which when divided by 4, 6, 8, 12 and 16 leaves a remainder of 2 in each case is:
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