Question

How many bricks will be required to build a wall of 8m long 6m height and 22.5 cm thick if each brick measure 25cm bu 11.25cm ny 6cm

Answer 1

6400 bricks will be required to build the wall

Answer 2

volume of one brick=lbh
                               =25*11.25*6
                                 =1687.5cm2
       volume of wall=800cm*600cm*22.5cm
                              =10800000cm2
no of bricks required=10800000/1687.5
                                = 6400 bricks
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