Question

A rectangular room of dimensions 8m × 6m× 3m is to be painted. If the

cost ₹ 60 per square metre, find the cost of painting the walls of the

room.​

Answer 1

Answer:

Length=8 m,Breadth=6 m,Height=3 m

We know,

LSA=2(l+b)×h

LSA=2×14×3=84 m

2

Therefore, cost of painting = 84×60=Rs.5040.