How many bricks each 25 cm by 15 cm by 8 cm, are required for a wall 32 m long, 3 m high and 40 cm thick?
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Explanation:
measure wall using centimeters: 3200cm long by 300cm high by 40cm thick.
40cm/8cm=5. 300cm/15cm=20. 3200cm/25cm=128
5*20*128 = 12,800
You need 12,800 bricks.
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