Question

A square room is 4m high. The cost of carpeting its floor at Rs 50 per sq. meter is Rs 3200. Find the cost of painting its walls and ceiling at Rs 25 per sq meter.​

Answer 1

Step-by-step explanation:

volume of 4power of 3 is 64m²

25rs per m,²

for 64m² it would be

25×64=1600rs

Answer 2

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

=60/2

⇒ Area of the room = l×b

⇒ 60=8×b

∴ b= 8/60

=7.5m.

∴ Breadth of the rioom is 7.5m.