A lane, 150 m long and 9 m wide, is to be paved with bricks. each measuring 22.5 cm by 7.5 cm. find the number of bricks required.9 m is laid on its floor.
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area of lane = 15000 × 900 = 13500000 cm sq
Therefore 1350cm sq.
area of one brick= 22.5 × 7.5 = 168.75
Therefore no of bricks =
1,35,00,000÷168.75=8o,ooo
Therefore 80,000 bricks required
Therefore 1350cm sq.
area of one brick= 22.5 × 7.5 = 168.75
Therefore no of bricks =
1,35,00,000÷168.75=8o,ooo
Therefore 80,000 bricks required
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