A marble tile measures 25 cm by 20 cm. How many tiles will be required to cover a wall of size 4m by 3m
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1.Area of wall =400 cm×300cm is 120000cm^2.
2.Area of i tile is 25 into 20 is 500 cm sq.
therefore, no.of tiles are 120000/500 is 240 .
2.Area of i tile is 25 into 20 is 500 cm sq.
therefore, no.of tiles are 120000/500 is 240 .
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