Question 4 Answer & Explanation - SAT Algebra

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algebra

If 3 apples cost $1.50, how much do 7 apples cost?

3.50

4.50

2.50

3.00

Correct Answer: A

Choice Ahoice C is the correct answer.

Unit Price: $1.50 / 3 = 0.50$ per apple.
Cost: $7 \times 0.50 = 3.50$

Choice Ahoice C is incorrect because calculation error.

Choice Ahoice B is incorrect because calculation error.

Choice Ahoice D is incorrect because calculation error.

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Linear Functions Set 33

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