ISEE Upper Level Quantitative : How to find the radius of a sphere

Study concepts, example questions & explanations for ISEE Upper Level Quantitative

varsity tutors app store varsity tutors android store

Example Questions

Example Question #1 : How To Find The Radius Of A Sphere

The volume of a sphere is one cubic yard. Give its radius in inches.

Possible Answers:

Correct answer:

Explanation:

The volume  of a sphere with radius  is 

 .

To find the radius in yards, we set  and solve for .

 yards. 

 

Since the problem requests the radius in inches, multiply by 36:

 

Learning Tools by Varsity Tutors

Incompatible Browser

Please upgrade or download one of the following browsers to use Instant Tutoring: