The length of a wire is 66 metre, then the number of circles of circumference 1.32 cm that can be made from the wire is :

The circumference of a circle exceeds the diameter by 16.8 cm. What is the diameter of the circle? (Take π = 22/7)

If the difference between the circumference and radius of a circle is 37 cm, then the area of the circle is

A metal sphere of radius 9 cm is melted and small balls of radius 0.6 cm are being made from it, the number of small balls are :

The length of the longest pole that can be placed in a room 12 meters long, 9 meters wide, and 8 meters high is

The radius of a solid sphere of some metal is 3 cm. How long a wire of diameter 4 mm can be drawn from it?