Question
There are three taps with diameters of 3cm, 4cm, and 5cm
respectively. The ratio of the water flowing through them is equal to the ratio of the square of their diameters. The largest tap alone can fill an empty tank in 81 minutes. If all the drains are opened simultaneously, then how much time (in minutes) will it take to fill the tank?Solution

The sequence of folding a piece of paper and the manner in which the folded paper has been cut is shown below. Choose a figure which would most closel...
A piece of paper is folded and cut as shown below in the question figures. From the given answer figures, indicate how it will appear when opened.
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Question fig...
The sequence of folding a piece of paper and the manner in which the folded paper has been cut is shown in the following figures. How would this paper l...
The sequence of folding a piece of paper and the manner in which, it is folded has been cut is shown in the following figure. How would this paper look...
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