Numerical Problems on Surface Area of Cuboid and Cylinder

Find the curved surface area and total surface area of a cylinder, the diameter of whose base is 7cm and height is 60cm.

Write the ratio of total surface area to the surface area of a cylinder of radius r\ and height h

Find the lateral surface area and total surface area of a cuboid of length 80cm, breadth 40cm and height 20cm.

Find the volume and the total surface area of a cuboid ,whose : length = 15 cm , breadth = 10 cm and height = 8 cm

A cube of a metal of 5cm edge is melted and casted into a cuboid whose base is 2.50cm xx 0.50cm . Find the height of the cuboid. Also, find the surface areas of cube and cuboid.

The volume of right circular cylinder is the same numerical as its total surface area .Find the smallest integral value for the radius of the cylinder .

If each edge of a cuboid of surface area S is doubled, then surface area of the new cuboid is (a) 2 S (b) 4 S (c) 6 S (d) 8 S

A right circular cylinder just encloses a sphere of radius r as shown in figure. Find the : surface area of the sphere curved surface area of the cylinder ratio of the area obtained in (i) and (ii)

Find the volume and the surface area of a cuboid with dimensions: length = 8 cm , breadth = 2.5 cm , heigth = 2cm

Find the volume and the surface area of a cuboid with dimensions: length = 1.5 cm , breadth = 90 cm , height = 70 cm