PSAT Math : How to find the diameter of a sphere

Study concepts, example questions & explanations for PSAT Math

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Example Questions

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

If a sphere has an approximate volume of , then what is the approximate diameter of this sphere?

Possible Answers:

Correct answer:


The formula for the volume of a sphere is




 Dividing both sides by , leaves us with . Taking the cube root, we find , meaning our diameter .

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