The dimension of a field are 15m by 12m. A pit 7.5m long and 6m wide and 1.5 deep is dug at a corner of the field, the earth removed is spread over the remaining area of the field. Calculate the rise in the level of the field
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Answer: volume of earth removed =
7.5 × 6 × 1.5
= 67.5 m³
Area over which it spread = 15 ×12 - 7.5 × 6
= 135 m²
Level rises = 67.5/135
= .5 m
Hence the total level rises = 0.5m
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