A marble tile measures 10cm x 12 cm. How many tiles will be required to cover a wall of size
3 m x 4 m? also find the total cost of the tiles at the rate of Rs. 2 per tile.
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Step-by-step explanation:
ArEA of tile =l×b
10×12=120cm²
Area of wall to be covered=(300×400)
=120000cm²
No. of tile required=area of wall /area of tile
=120000/120
=1000 tiles required
cost of 1 tile =Rs.2
cost of 1000 tile=1000×2
=Rs.2000
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