ISEE Mathematics Achievement Question 102: Answer and Explanation
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Question: 102
3. A is older than B. With the passage of time the
- A. ratio of the ages of A and B remains unchanged.
- B. ratio of the ages of A and B increases.
- C. ratio of the ages of A and B decreases.
- D. difference in their ages varies.
Correct Answer: C
Explanation:
The correct answer is (C). Pick a pair of ages and try for yourself. A is 4; B is 2; the ratio of their ages is 4 to 2, or 2 to 1. In two years, A is 6 and B is 4. The ratio of their ages is 6 to 4, or 3 to 2.