Quant Question Of The Day: 19

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Numbers

How many positive integers divides 2560 and 3400 leaving the same remainder?
A. 32
B. 16
C. 30
D. 64
E. None of these

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14 comments

  3. Abhishek Tandon

    32 ?
    I am not sure of my approach though.

    2560 mod n= 3400 mod n

    Means (3400-2560) mod n = 0
    Because equal remainders will cancel each other.

    So, 840 mod n= 0
    Means n will be no. of factors of 840 which are 32

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