Question

the height of a rectangular hall is 6m. the perimeter of floor is 300m.find cost of painting 4 walls at rate of 60m².


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Answer 1

Given perimeter of the floor is 400 m

Height of the walls is 6 m

Area of the four walls is perimeter×height=400×6=2400 m

Cost of painting per square metre is Rs.10

So Cost of painting the four walls is 10×2400=Rs.24,000