The product of two numbers is 4235 and their L.C.M. is 385. Find their H.C.F.

A 17

B 15

C 11

D 13

Solution

Correct Answer: Option C

আমরা জানি,
সংখ্যাদ্বয়ের গুণফল = LCM × HCF
বা, 4235 = 385 × HCF
বা, HCF = 4235/385
বা, HCF = 11
সুতরাং, সংখ্যা দুটির গ.সা.গু. (HCF) হল 11

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