SOLUTION: The floor of a rectangular hall 50ft long and 30ft wide has a marble border 4ft wide.The marble border needs to be relaid at the rates of Rs.65.00 per sq.ft find the.

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Question 1046148: The floor of a rectangular hall 50ft long and 30ft wide has a marble border 4ft wide.The marble border needs to be relaid at the rates of Rs.65.00 per sq.ft find the.
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
The area of the floor minus the border is:
+%28+50+-+2%2A4+%29%2A%28+30+-+2%2A4+%29+
+%28+50+-+8+%29%2A%28+30+-+8+%29+
+42%2A22+=+924+ ft2
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The area of the border is:
+50%2A30+-+924+
+1500+-+924+=+576+ ft2
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The cost is:
+65%2A576+=+37440+
Rs. 37440
Check my math!