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The greatest number by which if 1657 and 2037 are divided the remainders will be 6 and 5 respectively, is?

127
235
260
305

Correct Answer: 127

Explanation:

Required number = H.C.F of (1657 - 6) and (2037 - 5)
= H.C.F of 1651 and 2032
= 127

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