Math, asked by Nee1rabtrisalvi, 1 year ago

The cost of the paint is 36.50 per kg if 1 kg of paint covers 16 square m how much will it cost to paint outside of a cube whose each side is of 8 m also give ratio of its total surface area and lateral surface area

Answers

Answered by aneee18
11
Outer surface=TSA=6a^2=6(8)(8)=384sq.m.

1kg covers 16 sq.m. 
So, 384/16= 32kgs will cover 384sq.m. 

cost of paint= 36.50*32= 1168

ratio TSA:LSA :: 3:2
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