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Mathematics, 14.03.2020 18:34 Ain805
Antonio is buying a stereo, speakers, and amplifiers for his car audio system. He is choosing among 4 models of stereos and 3 styles of speakers. If he Adele is buying a sport utility vehicle. She is trying to choose among a variety of options.
Brand: Brand A or Brand B
Transmission: 4-speed standard, 5-speed standard, or automatic
Bumper: steel, vinyl, or 2x4 boards
Roof: hard top or convertible top
Adele calculates that she has 2 + 3 + 3 + 2, or a total of 10, possible vehicle choices
What is Adele’s error?
She should have added only the transmission and bumper choices.
She should have added only the brand and roof choices.
She should have multiplied the total of all the choices.
She should have multiplied only the brand and roof choices.
as 36 different choices, how many kinds of amplifiers must there be?
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Answers: 2
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