Question

give answer by step by step explanation ​

Answer 1

Answer:

Dimensions of wall

8m=800cm

6m=600cm

22.5 cm

Volume of wall =800*600*22.5 cm

=1,08,00,000cm cube

So dimensions of wall is 10800000 cm 3

Dimension of bricks

=25*11.25*6=1687.5 cm3

Therefore no. of bricks required is

DIMENSIONS OF WALL/DIMENSIONS OF BRICKS

10800000/1687.5

=6400 Bricks

So,the required Bricks are 6400

CORRECT ANSWER IS (A) =6400

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