Question

The floor of a rectangular hall has a perimeter 250m.If the cost of painting of the four wall at the rate of rupees 10 per m square is rupees 15000, find the height of the wall

Answer 1

Area of 4 walls= 15000/10= 1500 m^2
Perimeter = 2(l+b)
area of 4vwalls = 2(l+b)h
So , 250 ×h = 1500
h =6 m
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Answer 2

6 m is the answer hope you like it