ACT Practice Question of the Day

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ACT Question for October 21st

QUESTION

 

A formula for the volume V of a sphere with radius r is V = (4/3)(π)(r3). If the radius of a spherical glass marble is 2 1/3 inches, what is its volume to the nearest cubic inch?

ANSWER SELECTION

Incorrect. You forgot to cube the radius.

Incorrect. You only squared the radius, should've cubed it.

This is the credited response. You correctly applied the exponent to the numerator and denominator.

Incorrect. Make sure you correctly entered the info into your calculator.

Incorrect. Did you make sure to distribute the exponent to the denominator?

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Question ID: 699081a0-9756-012d-6083-123139068df2