A man walked diagonally across a square lot. Approximately, what was the percent saved by not walking along the edges?

The area of a circle is increased by 22 sq cm when its radius is increased by 1 cm. Find the original radius of the circle.

The circumferences of two concentric are 176 m and 132 m respectively. what is the difference between their radii?

If each side of a square is increased by 25%, find the percentage change in its area.

The length and perimeter of a rectangle are the ratio of 5 : 18 What well be the ratio of its length and breadth?

Radhika runs along the boundary of a rectangular park at the rate of 12 km/hr and completes one full round in 15 minutes. If the length of the park is 4 times its breadth , the area of the park is?

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