CBSE Class 10 Maths (Standard) 2017 · Paper 30/1/1 · Question 31
In a hospital used water is collected in a cylindrical tank of diameter m and height m. After recycling, this water is used to irrigate a park of hospital whose length is m and breadth is m. If tank is filled completely then what will be the height of standing water used for irrigating the park. Write your views on recycling of water.
Answer
Height of standing water m m m cm. Recycling water conserves a precious resource and reduces fresh-water demand.
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