The average of 25 and _ is 2013
Correct answer: D. 4001
- A. 994
- B. 1019
- C. 1988
- D. 4001
Explanation
Let the missing number be x (25 + x)/2 = 2013 25+x= 2013 × 2 25+ x= 4026 x=4026-25 x= 4001
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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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