How many bricks each of 20 cm x 10 cm x 5 cm will be required to construct a wall of 1 km x 5 m x 50 cm ?
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Answer:
2500000 bricks
Step-by-step explanation:
Volume of brick = l * b * h
= 20 * 10 * 5
= 1000 cm³
Volume of wall = l * b * h
= 100000 * 500 * 50
= 2500000000 cm³
Number of bricks required = Volume of wall
Volume of brick
= 2500000000 cm³
1000 cm³
= 2500000 bricks
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