Question

A room is 15m long ,12 m broad and 5m high.find the cost of painting its walls and ceiling at Rs 40Per sq.m.

Answer 1

Answer:

Gud night...!!

We have to find its surface area..

=2(lb+bh+hl)

=2(15x12+12x5+5x15)

=2(315)

$= 630m {}^{2}$

$cost \: per \: m {}^{2} = 40$

Total cost=630 X 40

=₹25200

Brainliest please...