Lesson 3 of 5 · Age relation puzzles
Average age
Age / Quant-Reasoning puzzles · for IPMAT Indore, IPMAT Rohtak and JIPMAT
The exam method
- Averages: convert to totals; shift totals by (number of people x years).
Worked examples
Example 3
Four members average 30; a 40-year-old leaves and a newcomer makes the average 27
120 - 40 + x = 108, x = 28.
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