Question

The perimeter of a room is 14th. Find the total cost of painting the four walls at the rate of rs 60 per m square .If the height of the room is 4m​

Answer 1

Rs 6720.

Explanation:

Given,

Perimeter of room ( P ) = 14m

Height of room ( H ) = 4m

Area of 4 wall = 2 × 14 ×4

= 112m sq.

Now,

Cost = 112 × 60

= Rs 6720.