How many received medals in <strong>EXACTLY</strong> one of three sports ?
Consider the following for the next three (03) items that follow : A university awarded medals in basket ball, football and volleyball. <strong>ONLY</strong> x students (x \lt 6) got medal in <strong>ALL</strong> the three sports and the medals went to a total of 15x students. It awarded 5x medals in basketball, (4x+15) medals in football and (x+25) medals in volleyball.
- A. 21x-40 ✓
- B. 21x-35
- C. 20x-35
- D. 20x-25
Correct Answer: A. 21x-40
Explanation
The number of students receiving exactly one medal is the total number of students minus those receiving at least two medals. This is 15x - (40 - 6x) = 21x - 40.
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