a marble tile measures 20cm how many tiles will be required to cover a wallow size 5m by 3m
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Answer:
no of tiles = 375
Step-by-step explanation:
side of tile =20 cm
area of 1 tile = 20×20 sqcm
=400 sqcm
wall l= 5m = 500cm
b= 3m = 300cm
area of wall = l×b=500×300
= 150000 sqcm
no of tiles = area of wall/ area of 1 tile
= 150000/400
=375.
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