Latest Gate Aptitude Question SOLUTION: What is the minimum number of ordered pairs of non-negative numbers that should be chosen to ensure that there are two pairs (a,b) and (c,d) in the chosen set such that ac mod 3and

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(#M40021689) GATE question MATHS Keep an EYE

What is the minimum number of ordered pairs of non-negative numbers that should be
chosen to ensure that there are two pairs (a,b) and (c,d) in the chosen set such that ac mod
3andbd mod 5
(a) 4
(b) 6
(c) 16
(d) 24

Asked In Gate MAN (10 years ago)

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