The volume of the mud taken out on digging a cylindrical tank is 1540m^3.Find the depth of the tank if the diameter of the base is 7m
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Answer: 40m
Step-by-step explanation: volume of cylinder= πr^2h
1540= 22/7×7/2×7/2×h
1540×7×2×2/22×7×7=h
h= 40cm
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