The average age of three students is 20 years, with ages in the ratio 2:5:8. The oldest student's age is ______ years.
IBA STS Screening Test Bps 05 to 15 Past Papers and Syllabus / All — Multiple-choice practice
- A. 24
- B. None of these
- C. 16
- D. 32
Correct answer
32
Explanation
Explanation Total age = 20 × 3 = 60 years Ratio = 2:5:8 Sum of ratios = 2+5+8 = 15 Oldest student's age = (8/15) × 60 = 32 years
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