a rectangular swmmimg pool 30m long, 20m wide and 1.5m deep is tp be tiled. if each tile is 50cm*50cm, how many tiles will be required
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area of five faces except top is =2(30×1.5)+2(20×1.5)+30×20
=750 m²
then area of each tile is 0.05m.×0.05m.=0.0025m²
then no. of tiles required are=750/0.0025
=300000
=750 m²
then area of each tile is 0.05m.×0.05m.=0.0025m²
then no. of tiles required are=750/0.0025
=300000
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