Question

23. A path 5 m wide runs along inside a square park of side 100m. Find the area of the path. Also find
the cost of cementing it at the rate of 250 per 10m²
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Answer 1

Answer:-

Area of park including the path= 100×100= 10,000 m²

Area of park excluding the path=

side= 100-5-5= 90m.

area= 90×90= 8100 m²

Area of path= 10,000-8,100= 1900 m²

cost of cementing-

10m²= rupees 250

1900m²= 1900/10= 190

190×250= Rupees 47,500

Hope it helps..!!