Question

How many meters of carpet 75cm wide will be required to cover the floor of a room which is 12 meters long and 8 meters wide?

Answer 1

Let the length of carpet be a, then,

=> area of room=area of carpet

=>12m×8m=0.75m×a

=>96m×m=0.75m×a

=>96m×m/0.75m=a

=>128m=a Ans.