Question

The length breath and height of a room are 5m 4m 3 m respectively.Find the cost of the white washing the walls of the room and the ceiling at the rate of rs.7.50 per m2

Answer 1

Answer:

cost of white washing wall and ceiling is Rs 55.5

Answer 2

Answer:

690

Step-by-step explanation:

2(lb.bh.hl)

2(5*4+4*3+3*5)

2(20+12+15)

2(47)

92m^2 is the surface area of the room

92*7.50=ceiling rate of the room

690rs

Therefore, is the rate of the room is 690rs

I'm not sure of this answer is right or wrong