A rectangular hall measures 18 m by 12 m. What will it cost to lay marble flooring in it at Rs. 45 per square metre?
Correct answer C. Rs. 9,720
Explanation
Floor area = length x breadth = 18 x 12 = 216 sq m. Cost of flooring = area x rate = 216 x 45 = Rs. 9,720.
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