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      Question

      A rectangular lawn 60 m X 40 m has two roads each 5 m

      wide running in the middle of it, one parallel to length and the other parallel to breadth. The cost of gravelling the roads at 80 paise per sq. m is :
      A Rs. 380 Correct Answer Incorrect Answer
      B Rs. 385 Correct Answer Incorrect Answer
      C Rs. 400 Correct Answer Incorrect Answer
      D none of these Correct Answer Incorrect Answer

      Solution

      The correct answer is A

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