SSAT Math Question 89: Answer and Explanation
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Question: 89
3. If 10 books cost d dollars, how many books can be purchased for 4 dollars?
- A.
- B. 40d
- C.
- D.
Correct Answer: D
Explanation:
The correct answer is (D). Set up a ratio for this problem and solve:
Let x represent the number of books purchased with 4 dollars.
10 × 4 = d × x (using cross-multiplication)
