If it costs Rs. 10 to pave a square foot of a park's pathway, how much would it cost to pave a pathway of width 4 feet running along the edges on the inside of a rectangular park of length 40 feet…
Question and options
If it costs Rs. 10 to pave a square foot of a park's pathway, how much would it cost to pave a pathway of width 4 feet running along the edges on the inside of a rectangular park of length 40 feet and breadth 20 feet?
- Rs. 4160
- Rs. 4260
- Rs. 4360
- None of the given options is correct
Answer and explanation
Correct answer: A - Rs. 4160
Path 4 ft wide inside the edges: area = 40x20 - (40-8)(20-8) = 800 - 384 = 416 sq ft. Cost = 416 x 10 = Rs 4160.
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CUSAT CAT Five-Year LL.B.
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