The floor of a rectangular hall has a perimeter 160 m. If the cost of

1.	The floor of a rectangular hall has a perimeter 160 m. If the cost of painting the four wallsat the rate of Rs.18 per m2is Rs.14,400, find the height of the hall.
Answer» Step-by-step explanation: AREA of FOUR walls =2(d+b)h=236×4.5=1062 m 2 Given, cost of painting four walls =RS 8.40/m 2 ∴ Total cost =1062×8.40=Rs 8920.8 you can do this question in this FORM & please MARK me as brainliest

The floor of a rectangular hall has a perimeter 160 m. If the cost of painting the four wallsat the rate of Rs.18 per m2is Rs.14,400, find the height of the hall.

Answer»

Step-by-step explanation:

AREA of FOUR walls =2(d+b)h=236×4.5=1062 m

Given, cost of painting four walls =RS 8.40/m

∴ Total cost =1062×8.40=Rs 8920.8

you can do this question in this FORM & please MARK me as brainliest