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Volume of Cube

How many bric...

Question

How many bricks of 25cm by 20cm by 12cm are required to build a wall 3m long, 3m high and 30cm thick?

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Solution

Given
Dimensions of brick =25cmx20cmx12cm

The volume of brick =25x20x12

=6000cm³

Let change the m in cm we have

The dimensions of wall =300cmx300cmx30cm

Volume of wall =300x300x30

=2700000cm³

Bricks required =volume of wall/ volume of one brick

=2700000/6000

=450 bricks

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