The floor of a rectangular hall has a perimeter 150 m. If cost of painting the four walls at the rate of Rs.10 per m2 is Rs. 9000,find height of wall.

The floor of a rectangular hall has a perimeter 150 m. If cost of pain

1.	The floor of a rectangular hall has a perimeter 150 m. If cost of painting the four walls at the rate of Rs.10 per m2 is Rs. 9000,find height of wall.
Answer» The floor of a rectangular hall has a perimeter 150 m. If cost of painting the four walls at the rate of Rs.10 per m² is Rs. 9000,find height of wall.