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A wire is in the form of square with side 11 cm. It is bent to form a circle. What is the radius of the circle?
The ratio of the length to the breadth of a rectangular park is 3:2. If a man cycling along the boundary of the park at the speed of 18 km/hr completes...
The surface area of a sphere is given as (12474/25) cm². Calculate the diameter of the sphere. (Use π = 22/7)
A cylindrical tank of 28 cm base radius is partly filled with water. How many bullets of 1cm radius of iron is added in it in order to increase the wate...
What is the difference between (in m2) the area of a circular field of radius 14 metres and area of a rectangular piece of land having its di...
A wire is moulded into a circle of radius 21m. Then the wire is bent and shaped into a rectangle of length 36 m. Find the area of the rectangle thus for...
A rectangular plot of size 40 m (length) 20 m (width) is to be grazed by a horse leaving a margin of 5 m from all sides for growing plants and also ...
Mr. Arun rows a boat with the stream at 10 km/hr and against the stream in 5 km/hr. In still water, his rate of rowing in km/h is:
Perimeter of a square and circumference of a circle are in the ratio 9:11, respectively. If area of the square is 81 cm2, then find the radiu...
The circumference of a circle is 66 cm and the length of the rectangle is 4 times the radius of the circle. Find the area (in cm2) of the rec...
