Question

The total cost of flooring a room at Rs. 80/m2 is Rs. 6400. If the length of the room is 10 meters, find its breadth​

Answer 1

Answer:

Cost of flooring per square meter = Rs.8.50

⇒ Total cost of flooring of room = Rs.510

∴ Area of the room = 8.50/ 510 =60m²

⇒ Area of the room = l×b

⇒ 60=8×b

∴ b= 60/8 =7.5m.

∴ Breadth of the room is 7.5m.

Step-by-step explanation:

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