Question

A brick measures 20 cm x 10 cm x 3.5 cm. How many bricks will be required for
a wall of dimensions 25 mx 2 m x 0.35 m ?
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Answer 1

Answer:

1volume of brick=(20×10×3.5)cm

=700cm power 3

volume of wall=(2500×200×35)cm

=17500000cm power 3

17500000÷700

=25000 bricks

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