Question
A well 20m in diameter is dug 14m deep and the earth
taken out is spread all around it to a width of 5m to form an embankment. The height of the embankment is. type-sscSolution
Volume of embankment = Volume of well (volume of earth taken out) π (152-102) h = π×102×14 h =1400/125 =56/5 = 11.2m
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