Question
The cost of painting is Rs.180 per kilogram. One
kilogram paint covers 30 square feet. How much it will cost to paint a cube having each side 14 feet?Solution
Area of a cube = 6 × side × side 6 × 14 × 14 = 1176sq.feet Cost of painting the cube = 1176/30 × 180 = Rs. 7056
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