How many tiles with dimensions 12 centimetres and 5 centimetres will be needed to fit a region whose length and breadth are 144 centimetres and 100 centimetres respectively.
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Answer: 240
Step-by-step explanation:
Area of one tile =5*12 = 60cm^2
Area of region to be tiled = 144*100
=14400cm^2
No.of tiles required = area of region/area of one tile
= 14400/60 = 240
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