10. The floor of a rectangular hall has a perimeter 250 m If the cost of painting the four walls at the

rate of Rs 10 per m^2 is Rs 15000, find the height of the hall.

Question

Lukas

Mathematics

7 June, 15:12

10. The floor of a rectangular hall has a perimeter 250 m If the cost of painting the four walls at the

rate of Rs 10 per m^2 is Rs 15000, find the height of the hall.

+3

Answers (1)

Know the Answer?

Jase French · Answer 1

Step-by-step explanation:

Perimeter of floor = 250m

2 * (l + b) = 250 m

Area of four wall=15000/10 = 1500 m^2

2*h * (l + b) = 1500

2 * (l + b) * h = 1500

250 * h = 1500 {as 2 * (l+b) = 250}

h = 1500/250

h = 6 m

10. The floor of a rectangular hall has a perimeter 250 m If the cost of painting the four walls at therate of Rs 10 per m^2 is Rs 15000, find the height of the hall.

10. The floor of a rectangular hall has a perimeter 250 m If the cost of painting the four walls at the

rate of Rs 10 per m^2 is Rs 15000, find the height of the hall.