Directions: Read the following statements and find out whether they are sufficient or not to answer the given question.
Find the ratio of the volume of a cylinder to that of a cone.
Statement I: The radius of the cylinder and that of the cone are in the ratio 1 : 2.
Statement II: The height of the cylinder is 21 cm and the height of the cone is 7 cm less than that of the cylinder.
Statement III: The sum of their heights is 35 cm.
1
Both statements II and III are required to answer the question.
2
Both statements I and II are required to answer the question.
3
Both Statements I and III are required to answer the question.
4
All the three statements are not sufficient to answer.
5
Any two of the three statements are sufficient to answer.