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The average age of 15 people is 25 years. Out of them, total age of 2 people is 115 years. What is the average age of the other 13 people?

The average age of 15 people is 25 years. Out of them, total age of 2 people is 115 years. What is the average age of the other 13 people? Correct Answer 20 years

Total age of 15 people = 15 x 25 = 375 years Total age of 2 people = 115 years Total age of the other 13 people = 275 - 115 = 160 So, the average age of the other 13 people = 160/13 = 20 years

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