Question

A room is 8m long and 6m broad. Find the cost of white washing its ceiling of rs 3.58 per square metre.​

Answer 1

area of the ceiling=lxb

=8x6=48m^2

cost of painting 1m^2=3.58rs

therefore,for 48m^2=3.58x48

=171.84rs

Answer 2

area=l×b

=8×6

=48m^2

cost=48×3.58

=171.84 rupees