a marble measures 20cm by 15 cm. How many tiles will be required to cover a wall of 5m by 3m?get brainliest marked
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Answer:
[1m = 100cm]
area of wall = l×b
L= 5m = 500cm. B= 3m = 300cm
500cm×300cm = 150000cm²
area of marble(tile) = l×b
L= 20cm. B= 15cm
20cm×15cm = 300
number of tiles = area of wall ÷ area of marble (tile)
= 150000÷300
=500
therefore 500 tiles are required
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Answer. So no. Of tiles required = 150000/300 = 500 tiles.
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