A path 3.5 m wide runs inside along the boundary of a square field whose side is 65 m. Find the area of the path. Also find the cost of manuring the rest of the field at the rate of ₹25 per square metre
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Step-by-step explanation:
Side of outer sq = 65m
width of path = 3.5m
cost of measuring = 25 rupees/sq metre
side of inner sq = 65 - (2 * 3.5)
= 58m
area of path. = 65 * 65 - 58 * 58
= 4225 - 3364
= 861 sq metres
cost of measuring the rest of the field = 3364 * 25
= ₹ 84100
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