Question

9. A wall 9 m long, 6 m high and 20 cm thick, is
to be constructed, using bricks of dimensions
30 cm, 15 cm and 10 cm. How many bricks
will be required ?
No. of bricks =
Volume of wall
Volume of one brick​

Answer 1

Answer:

Volume of wall = 1,08,00,00,000 cm³

Volume of brick = 4500 cm³

No of bricks needed = 2,40,000

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