the carpet of a room 6.6m by 5.6m costs Rs 3960 and it was made from a roll 70cm wide. find the cost of the carpet per metre
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Area of carpet=6.6m×5.6m=36.96m²
Total cost of carpet=3960
Length of roll=Total area/Width=36.96m²/0.7m
=52.8m
Cost per metre of roll=total cost/total length
=3960/52.8m
=₹75/m
Total cost of carpet=3960
Length of roll=Total area/Width=36.96m²/0.7m
=52.8m
Cost per metre of roll=total cost/total length
=3960/52.8m
=₹75/m
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