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A rectangular lown 76 m long and 54 m br...

A rectangular lown 76 m long and 54 m broad has two cross - roads ,one 1.5 m wide running parallel to its length and the other 2 m wide , running parallel to its breadth. Find the cost of constructing these roads at Rs. 216 per `m^(2)`.

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The correct Answer is:
Rs. 47304.
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