Latest KVPY Aptitude Question SOLUTION: Let S = {1, 2, 3, .., 40} and let A be a subset of S such that no two elements in A have their sum divisible by 5. What is the maximum number of elements possible in A ? option (A)

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(#M40027041) KVPY question Mental Ability Keep an EYE

Let S = {1, 2, 3, .., 40} and let A be a subset of S such that no two elements in A have their sum divisible by 5. What is the maximum number of elements possible in A ?
option
(A) 10
(B) 13
(C) 17
(D) 20

Asked In KVPY MAN (11 years ago)

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