SOLUTION: Find the cost of painting the outer surface of 24 oil containers at $2.50 per square meter, the dimensions of each container being 60 centimeters by 40 centimeters by 56 centimeter

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Question 271643: Find the cost of painting the outer surface of 24 oil containers at $2.50 per square meter, the dimensions of each container being 60 centimeters by 40 centimeters by 56 centimeters.
Answer by mananth(16946) About Me  (Show Source):
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Find the cost of painting the outer surface of 24 oil containers at $2.50 per square meter, the dimensions of each container being 60 centimeters by 40 centimeters by 56 centimeters.

the dimensions of the container are 60 cms by 40 cms by 56 cms
= 0.6 meters by 0.4 meters by 0.56 meters
There are 8 faces in a cuboid 4 faces will have same area. The other four faces will have same arae.
let area of one face be 0.6 * 0.4 = =0.24 sq. meters
The other face will be 0.4* 0.56 = 0.22 sq. meters
The total surafce area of the can will be
4 * 0.24 + 4* 0.22 sq.. meters
0.96 + 0.88 sq. meters = 1.84
Number of containers = 24 , cost of painting per container = $2.50
Toal cost = 240 * 2.5 * 1.84 $ 1104