H.C.F & L.C.M. of Numbers - Practice Questions

Question 1

The product of two numbers is 1320 and their H.C.F. is 6. The L.C.M of the numbers is:

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Question 2

The L.C.M. and L.C.M. of two numbers are 50 and 250 respectively If the first number is divided by 2, the quotient is 50. the secnd number is :

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Question 3

The greatest number that will divide 187, 233 and 279 leving the same reminder in each case is :

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Question 4

Find the greatest number that will divide 43, 91 and 183 so as to leave the same remainder in each case.

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Question 5

The greatest possible length which can be used to measure exactly the lengths 4 m 95 cm, 9 m and 16 m 65 cm is :

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Question 6

The H.C.F. of two numbers is 23 and the other two factors of their L.C.M. are 13 and 14. The larger of the two numbers is:

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Question 7

Three numbers which are co-prime to each other are such that the product of the first two is 551 and that of the last two is 1073. The sum of the three numbers is:

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Question 8

The smallest number which when diminished by 3 is divisible by 21, 28, 36 and 45 is :

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Question 9

Which of the following fraction is the largest ?

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Question 10

Three different containers contain 496 litres, 403 litres and 713 litres of mixtures ofmilk and water respectively, what biggest measure can measure all the different quantities exactly ?

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