The floorof a rectangular hall has a perimeter 236m. Its height is 4.5 m . Find the cost of painting its four walls (doors and windows to be ignored) at the rate of Rs.8.40 per square metre.
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Area for painting = 236 × 4.5 = 1062sqm
Cost of painting for 1 side of walls = 1062 × 8.40 = ₹8920.8
For both side of walls = ₹8920.8 × 2 = ₹17841. 6
Cost of painting for 1 side of walls = 1062 × 8.40 = ₹8920.8
For both side of walls = ₹8920.8 × 2 = ₹17841. 6
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Answer:
The floorof a rectangular hall has a perimeter 236m. Its height is 4.5 m . Find the cost of painting its four walls (doors and windows to be ignored) at the rate of Rs.8.40
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