How many bricks,each measuring 25cm*11.25cm*6cm will be needed to build a wall of 8m*6m*22.5m?
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V1=volume of wall=8*6*22.5=1080 m3
V2=volume of a brick=0.25*0.1125*0.06=0.0016875m3
no of bricks = V1÷V2=640000
V2=volume of a brick=0.25*0.1125*0.06=0.0016875m3
no of bricks = V1÷V2=640000
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