it will be 3:10.
volume of sphere is (4/3)*π*r3 surface area of sphere is 4π*r2 Surface/Volume=3:r=3:10
A hemispherical is made of steel, 0.25cm thick. The inner radius of the bowl is 5 cm. find the outer curved surface area of the bowl and also find the total surface area and volume.
A certain right pyramid with a square base has the same numerical surface area as its volume. If it is also the only right pyramid with a square base to have that certain surface area and volume, what is its height?
A sphere of radius 49 cm is divided into 4 equal parts from center. What would be the total surface area of one of such quarter sphere?
What is the maximum volume of a cone inscribed in a sphere of radius 6?
Note: share your workings also
