a tilemeasures 75 cm by 20 cm. How many tiles will be required to cove – InterviewSolution

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1.	a tilemeasures 75 cm by 20 cm. How many tiles will be required to cover a floor of size 4 m by 3 m
Answer» Area of floor = 4m × 3m = 12m² 1m = 100 cm1m² = 10000 cm²Area of floor = 120000 cm²Tiles area = 75 cm × 20 cm = 1500 cm²Numbers of tiles = 120000/1500 = 80

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