1.

A water body is of cuboidal shape of (Cuboid is a right angled parllelo pipped). Itslength 20 m. When 18 /. water is taken out of the water body, its level goes downby 15 cm. Find the breadth of the water body.

Answer»

18 litre = 18000cm^3=15*2000*bB=3/5cm



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