how many rectangular tiles 10cm by 7cm will be required to cover a floor of 14m by 12 1/2 and what will be the cost at rs. 5 per hundred tiles
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Answer:
Length=14m=1400cm
breadth=12 1/2m=1250cm
Area of floor=1400*1250
Area of tile=10*7=70 cm²
No. of tiles required=1400*1250 / 70=25000 tiles
total cost of flooring at Rs. 5 per 100 tiles=25000*5 /100=Rs. 1250
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