a marble tile measures 20 cm by 15 cm. how many tiles will be required to cover a wall of size 5 m by 3 m.
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Answer:
500 tiles will be required
Step-by-step explanation:
Area of a tile = 20cm×15cm= 300cm square.
Area of wall= 5m×3m = 500cm×300cm =150000cm square.
No. of tiles= 150000÷300= 500
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