Mathematics · Mensuration
A wall 12 m long, 9 m high, and 90 cm thick is to be constructed. Given that one pack contains 450 bricks, how many packs of bricks will be required if each brick is of dimensions 10 cm × 7.5 cm × 7 cm and the cement and sand mixture occupies 118 of the volume of the wall? (Round off to the nearest integer)
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389
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