Find the number of bricks each measuring 25 cm

Asked by admin @ in Math viewed by 295 People

find the number of bricks, each measuring 25 cm ×12.5 cm×7.5 cm, required to construct a wall 6m long, 5m high and 50 cm thick ,while the cement and the sand mixture occupies 1/20 th of the volune of the wall

Answered by admin @


Volume of wall=500×600×5=15000000 volume of mixture=15000000×1/20=750000 left wall volume =15000000_750000=14250000 required brick=14250000/25×12.5×7
5=6080

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