Question

The floor of a rectangular hall has a perimeter 160 m. If the cost of painting the four walls
at the rate of Rs.18 per m2
is Rs.14,400, find the height of the hall.

Answer 1

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

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