Question

Find the cost of painting four walls of a room 8m long,4m broad and 6 m high at cost of rupees 130per 10sq m

Answer 1

Answer:

Rs.2288/-

Step-by-step explanation:

Area to be painted=Curved Surface Area of cuboid(walls of the room)+Area of rectangle(Ceiling of the room)

=2h(l+b) + l*b

=2*6(8+4) + 8*4

=12(12)+32

=144+32=176m^2

Cost for painting=176*130/10

= 176*13

=Rs.2288/-