Question

The walls and ceiling of a room are to be plastered. The length, breadth and height of the room are 4.5 m, 3 m, and 350 cm respectively. Find the cost of plastering at the rate of Rs 8 per m².

Answer 1

Given, length of the room (l) = 4.5 m

Breadth of the room (b) = 3 m

Height of the room (h) = 350 cm = 3.5 m

and the cost of plastering = Rs. 8 per m²