a lane is 150m long and 9m wide is to be paved with bricks each measure 22.5cm by 7.5cm. find the number of bricks required
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Answer:
80000 bricks required
Step-by-step explanation:
no. of bricks × area of bricks = area of lane
n × (22.5 × 7.5) = 15000 × 900
n = 13500000 ÷ 168.75
n = 80000
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