The H.C.F of two numbers is 2 and their L.C.M is 117. If one of the numbers is 13, find the other?
HCF = 2, LCM = 117, a = 13 & b = ? So as we know that a × b = HCF× LCM or 13 × b = 2 × 117 or b = 2 × 117/13 = 18.
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