The radii of two circular ends of a frustum of a cone shaped dustbin are 15 cm and 18 cm . If its depth is 63 cm find the volume of the dustbin

A flower vase is in the from of a frustum of a cone. The perimeter of the ends are 44 cm and 8.4 pi cm . If the depth is 14 cm, find how much water it can hold .

Dust bin in the form of frustum having radii 15 cm and 8 cm respectively and its depath is 63 cm. Find its volume?

A solid is in the form of cone mounted on a right cylinder, both having same radii as shown in the figure. The radius of the base and height of the cone are 7 cm and 9 cm respectively. If the total height of the solid is 30 cm, find the volume of the solid.

The radii of curvatur of the faces of a double convex lens are 10cm and 15 cm. If focal length of the lens is 12 cm, find the refractive index of the material of the lens.

The radii of the circular ends of the frustrum of height -6cm are 14 cm and 6cm respectively. Find the lateral surface area and total surface area of frustrum.

Find the volume of sphere of radius 6.3 cm

A frustum of cone with radii 20 cm and 32 cm has height 8 cm. its volume is

Find the volume of the cone having radius 7 cm and height 18 cm.

The radii of ends of a bucket of height 24 cm are 15 cm and 5 cm. find its capacity.