MCAT Math Question 15: Answer and Explanation
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Question: 15
15. Middle-aged men require a base level of 900 Calories per day plus an additional 12 Calories per kilogram of body mass per day. Young adult women require a base level of 500 Calories per day, plus 15 Calories per kilogram of body mass per day. At what mass do middle-aged men and young adult women have the same caloric needs?
- A. 26 kg
- B. 67 kg
- C. 133 kg
- D. 266 kg
Correct Answer: C
Explanation:
This is a system of equations couched in data. From this information, we can construct two equations:
These equations can be solved by setting them equal:
