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Let p, q and s be integers such that p^2=〖sq〗^2. Then it follows that
a) p is an even number
b) if s divides p, then s is a perfect square
c) s divides p
d) q^2 divides p

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TCS Other Question

Find the last non zero digit of 96!.
a) 2 b) 4 c) 6 d) 8
A’s income is 60% of B’s income, and A’s expenditure is 70% of B’s expenditure. If A’s income is 75% of B’s expenditure, find the ratio of A’s savings to B’s savings.
a) 5 : 1 b) 1 : 5 c) 3.5 : 1 d) 2 : 7