Sara is 9 years old. Her brother is 3 years older. How old is her brother?
Correct answer: C. c) 12 years
- A. a) 10 years
- B. b) 11 years
- C. c) 12 years
- D. d) 13 years
Explanation
The brother is 3 years older than Sara, so add 3 to 9. His age is 12 years.
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About Quantitative Reasoning
Quantitative reasoning applies arithmetic and basic algebra to numerical relationships, including percentages, ratios, averages, fractions, proportions, profit and loss, rates, time, work and measurement. Questions focus on translating words into equations, choosing an efficient method and checking whether the result is numerically reasonable.
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