Question
A water tap fills a tub in 'p' hours and a sink at the
bottom empties it in 'q' hours. If p < q and both tap and sink are open, the tank is filled in 'r' hours; thenSolution
It is given, A water tap fills a tub in 'p' hours and a sink at the bottom empties it in 'q' hours. Total time to fill the tank will be 1/P – 1/q So, the answer would be option b) 1/r = 1/P – 1/q
Four of the five among the following are similar in such a way to form a group, which one among of the following doesn’t belong to the group?Â
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Read the directions carefully and answer the following questions.
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Select the option that is related to the third number in the same way as the second number is related to the first number.
85: 169:: 97: ?
Which among the following pair sits at the ends?
Z, Y, X, W, T, S, R and Q are eight colleagues, sitting around a circular table at equal distance to each other facing the centre, not necessarily in th...