Question

A wall 9m long,2.5m thick and 6 m high is made up of bricks each measuring 25cm×11.25cm×6cm. How many bricks are required?


Please give correct answer​

Answer 1

Answer:

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Step-by-step explanation:

We know that the volume of cuboid =length×breadth×height

So,

Volume of brick =25 cm×11.25 cm×6 cm

=1678.5 cm

3

And volume of the wall =80×60×22.5

=10800000 cm

3

So, the number of bricks =10800000/1678.5=6400

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