how many bricks each 25cm long 10 cm wide and 7.5 cm thick for a wall 15m long 20cm thick and 3m high
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i think 0.48 is the ans
Riddhima111:
no its not
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volume of a brick = 25 × 10× 7.5 = 1875 cubic cm
volume of the wall = 1500 × 20 × 300 = 9000000 cubic cm
bricks required to make the wall = 9000000/1875 = 4800 bricks
volume of the wall = 1500 × 20 × 300 = 9000000 cubic cm
bricks required to make the wall = 9000000/1875 = 4800 bricks
thnx its the right answer
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