HCF and LCM of Numbers



Question (13/84)

The smallest number which when diminished by 7, is divisible by 12, 16, 18, 21 and 28 is?

(A)  1008


(B)  1015


(C)  1022


(D)  1032


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Question (14/84)

Smallest number which is perfect square and is divisible by all 16, 20 and 24 is?

(A)  1600


(B)  3600


(C)  6400


(D)  14400


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