Question

There is a square park in the society. The management wants to put a circular fountain at the centre of the park with diameter 14 m. The remaining area is to be covered with grass. If the cost of laying grass is ₹ 20 per m 2 and the cost of constructing the fountain is 10 per m 2 . Find the length of the field if the total cost incurred is ₹ 6460 .( Use π = 22/7)

Answer 1

Answer:

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