The diameter of a wheel is 14 cm. How many rotations will it take to cover a distance of 44 kilometres?

The difference of the circumference and radius of a circle is 37 cm. Area of the circle is

A square and an equilateral triangle are of the same perimeter. If the diagonal of the square is $$ {12\sqrt{2}}$$ cm long, then the area of the triangle is.

The measure of a cuboid warehouse is (8 m x 6 m x 3 m). If each sack covers 0.48 cubic meters of space, how many maximum sacks can be kept in it?

The ratio of the areas of two circles is 16: 25. What will be the ratio of their circumferences?

The perimeter of a circle is equal to the square perimeter. What will be the ratio of their areas?

If the circumference of a circle is 4.4 m, then the area of the circle (in m²) is :

A solid cube, whose diagonal is $$ 128 {\ sqrt {2}} \ cm $$, is molded to form a cuboid. The length and width of the cuboid are 512 cm and 160 cm, respectively. What is the height of the cuboid?