How many rectangular tiles 10cm by 7 cm will be required to cover a floor 14 M long and 12.5 M bro and what will be the cost at Rs. 70 per 100 tiles?
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l=10
b= 7
area of one tile= 10×7
=70cm²
length of floor=1400cm
breadth of floor=12.5×100
= 1250cm
area of floor= 1400×1250
= 1750000cm²
no. of tiles= 175000/70
=25000
cost of one tile= 70/100
cost of 25000 tiles=25000×70/100
cost= 17500
Hope THis is HeLpfuL
b= 7
area of one tile= 10×7
=70cm²
length of floor=1400cm
breadth of floor=12.5×100
= 1250cm
area of floor= 1400×1250
= 1750000cm²
no. of tiles= 175000/70
=25000
cost of one tile= 70/100
cost of 25000 tiles=25000×70/100
cost= 17500
Hope THis is HeLpfuL
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