A swimming pool is 15m long and 10m wide. how many kilolitres of water must be pumped into it so as to raise the level of water by 3 m?
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L =15m
b =10m
area =l×b =15×10 =150 sq.m
Total water pumped = 150/3=50
b =10m
area =l×b =15×10 =150 sq.m
Total water pumped = 150/3=50
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