Ratio of total area of the rectangle to the total shaded area

The ratio of total are of the rectangle to the total shaded area

The ratio to total area of the rectangle to the total shaded area

The ratio to total are of the rectangle to the total shaded area

If the perimeters of a rectangle and a square are equal and the ratio of two adjacent sides of the rectangle is 1:2 then the ratio of area of the rectangle and that of the square is

If the perimeters of a rectangle and a square are equal and the ratio of two adjacent sides of the rectangle is 1:2 then the ratio of area of the rectangle and that of the square is

The ratio of the curved surface area to the total surface area of a right circular cylinder is 1 : 2 . If the total surface area is 616 cm , what is the volume of the cylinder ?

The ratio of the total surface area to the lateral surface area of a cylineder with base radius 80 cm and height 20 cm is

The ratio of the total surface area to the lateral surface area of cylinder with base radius 80cm and height 20cm is __

Ratio of total surface area of hemisphere to that of sphere ?