The cost of the paint is Rs.25 per kg. of 1 kg of paint covers 15 square feet, how much will it cost to paint outside of a cube having 5 feet each side?

Answers (1)

Side of the cube (a) = 5 feet

Total surface area of the cube = 6a2 = 150  square feet

Required amount of paint = 150/15 = 10 kg

Total cost of the paint = 10x25 = Rs 250 

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