A path 5 m wide runs along inside a square park of side 100 m. Find the area of the path. Also find the cost of cementing it at the rate of Rs.` 250 per 10 m^2`

A path 1 m wide is built along the border and inside a square garden of side 30 m. Find: (i) the area of the path (ii) the cost of planting grass in the remaining portion of the garden at the rate of Rs. 40 per m^2 .

Two cross roads, each of width 5 m, run at right angles through the centre of a rectangular park of length 70 m and breadth 45 m and parallel to its sides. Find the area of the roads. Also find the cost of constructing the roads at the rate of Rs.105 per m^2 .

Find the area of a square plot of side 8m.

A verandah of width 2.25 m is constructed all along outside a room which is 5.5 m long and 4 m wide. Find: (i) the area of the verandah. (ii) the cost of cementing the floor of the verandah at the rate of Rs. 200 per m^2

A road, which is 7 m wide surrounds a circular path whose circumference is 352 metres. Find (a) the area of the path (b) the cost of leveling the path at the rate of ? 2.50 per sq. m.

The perimeter of a triangular field is 540 m and its sides are in the ratio 25:17:12. Find the area of the triangle. Also find the cost of ploughing the field at Rs 20 per 10m^2

Find the cost of fencing a square park of side 250 m at the rate of Rs.20 per metre.