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Q: The internal length of a room is two times its breadth and three times its height. The total cost of painting its four walls at the rate of `25/m² is `3,600. What is the cost of laying a carpet on its floor at the rate of `90.50/m²?
  • A. `5,430
  • B. `5,970
  • C. `6,516
  • D. `7,240
Correct Answer: Option C -
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Explanations:

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