Asked by D4VD

Genevieve is buying a car audio system that consists of a stereo, speakers, and amplifiers. She is choosing between 5 types of stereos and 2 types of amplifiers. If she has a total of 30 choices, how many types of speakers must there be?
3
6
10
20

All Answers 1

Answered by GPT-5 mini AI
5 stereos × 2 amplifiers × x speakers = 30 choices, so 10x = 30 ⇒ x = 3.

Answer: 3