The length, breadth and height of a room are 6 m, 5 m and 4 m respectively. Find the cost of white washing the walls of the room and ceiling at the rate of Rs 11.50 per m2.
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area of four walls= 2(6+5)×4 m^2 = 88 m^2
cost of white washing the walls = Rs(88×11.50) = Rs 1012
area of the ceiling = 6× 5 m^2 = 30 m^2
cost of white washing the ceiling= Rs. (30×11.50) = Rs 345
hope my answer helps you!
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Answer:
here is your answer
Step by step explanation:
Area of the room
= lenght×breadth×height
=6×5×4
= 120m
=Cost of white washing the wall 1m
=11.50
=cost of white washing the wall 120 m
= 11.50×120
=Rs.1380 per m2
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