From a cylindrical milk tanker of radius 1.5meter and length 7meter how many
polythenes of one litre can be pack?
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Answer:
radius pf the cylinder=1.5m
height of the culinder=7m
volume of cylinder = 2πr×r×h
so 2×22/7×1.5×1.5×7
=49.5 m cube.
1 meter cube =1000 litres.
so 49.5 meter cube
= 49.5 ×1000
=49500.0
=49500 packets of milk containing 1 litre can be pack.
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