Question
The volume of water measured on a rectangular field 400m
`xx` 200m is 8000 . Find the depth (amount) of rain that has fallen.Solution
Volume of water = Volume of the field with rainwater as height ⟹ 8000 = 400 × 200 × h ∴ h = 8000/(400 × 200) = 1/10 m = 10 cm
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