Question
Five boys N, O, P, Q and R are sitting in a row facing
north. Each one has a different weight. The one who is second heaviest has a weight of 68 kg. N is lighter than O, R is heavier than O but lighter than P. P is not the heaviest one. Who among the following can have 75kg weight?Solution
P > RÂ > O > N So, Q must be 75kg. Q > P >Â R > O > NÂ
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Find the range of the given data:
88, 76, 92, 85, 73, 66, 59, 95, 81
The smallest value of n, for which 2n + 1, is not a prime number, is
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