Question
Few people dive in a swimming pool of dimensions 25 ×
15m. Due to this the water level rises by 4m. If one person displace 2 cubic metre of water. Find the number of people who were diving?Solution
Changes in Volume of Swimming Pool due to dive = l ×b ×h = 25 × 15 × 4 = 1500m³ Now according to the question, 1500 = 2 × number of people Number of People = 750
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