Find the length of a rope by which a cow must be tethered in order that it may be able to graze an area of 9856 sq meters.

The ratio of the area of a square to that of the square drawn on its diagonal is

The perimeter of an equilateral triangle is 90 cm. Find its area.

The area of rectangle is 1.8 times the area of a square. The length of the rectangle is 5 times the breadth. The side of the square is 20 cm. What is the perimeter of the rectangle?

The cost of papering the four walls of a room is Rs. 48. Each one of length, breadth and height of another room is double that of this room.The cost of papering the walls of the new room is?

A circular road runs rounds a circular ground. If the difference between the circumference of the outer circle and the inner circle is 66 meters, the width of the road is?

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