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A residential complex has a 300 m long and 200 m broad park which has 2 pathscrossing each other at the centre. The width of the two paths is 10 m. What is the area ofthe path? The authorities want install a circular fountain in the park. If the radius of thefountain is 7 m, find its area and the area of the remaining park. What is the cost oflevelling the park excluding the paths and fountain at the rate of Rs. 120 per m^2? |
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Answer» Answer: SOLUTION : Area of park=L×B where L and B are LENGTH and BREADTH of park. =>L×B=45×30=1350(m)2 area of BIGGER rectangle including path=>L2×B2=(45+2.5)(30+2.5) =>47.5×32.5=1543.75(m)2 area of path=1543.75−1350=193.75(m)2 |
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