How many bricks will be required for a wall which is 4.9m long 8m heigh 2.4m thick if each brick measure 24 cm× 12.25×4 cm
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the volume of a each brick = 24×12.25× 4= 1176cm^3
volume of wall = 4.9× 8×2.4
= 94.08cm^3
therefore number of bricks will be required for a wall = 1176/ 94.08 = 12.5
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