Math, asked by sathyak2382477, 11 months ago

. A room is 5.1 m long and 3.9 m wide .it has 2 doors each Imx2.5m and 2 windows each
1.5m x1.8m. Find the cost of white washing its walls at the rate of Rs 3 per square meter
if the walls are 3m high.
und handth is 15cm​

Answers

Answered by lordlokeeshwar
1

Answer:

326.84

Step-by-step explanation:

LSA=2(l+b)h

=2(5.1*3.9)3

=19.89(2*3)

=119.34

Area to be painted=119.34-5-5.4

=108.94m^2

Cost = 108.94*3

=326.84

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