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Question

The diameter of the base of a cylindrical drum is 35dm and its height is 24dm. It is full of kerosene. How many tins, each of size 25cm×22cm×35cm, can be filled with kerosene from the drum? (π=227)

A
1200
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B
1020
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C
600
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D
120
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Solution

The correct option is A 1200

Volume of a Cylinder =πR2h

Radius of the drum =Diameter2=352dm=3502cm

Height =24dm=240cm

The tin is in the shape of a cuboid.

Volume of a cuboid =l×b×h

Required number of tins =Volume of drumVolume of 1 tin=227×3502×3502×24025×22×35=1200


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