a lane 150m long and 9m wide , is to be paved with bricks, each measuring 22.5cm by 7.5cm find the no.of brocks required.
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area of the lane=l×b
=15000×900
=135000m^2
area is the he brick=22.5×7.5
=168.75m^2
no. of bricks required=135000/168.75
=800 bricks are required
=15000×900
=135000m^2
area is the he brick=22.5×7.5
=168.75m^2
no. of bricks required=135000/168.75
=800 bricks are required
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