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Suptisree Biswas
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Asked: 2024-07-10T22:46:38+05:30 In:

The average age of 3 friends is 23 years. Even if the age of 4th friend is added, the average remains 23 years. What is the age of the 4th friend?

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0%21 years ( 0 voters )
100%23 years ( 1 voter )
0%32 years ( 0 voters )
0%None of these ( 0 voters )
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The average age of 3 friends is 23 years. Even if the age of 4th friend is added, the average remains 23 years. What is the age of the 4th friend?

1 Answer

  1. Suptisree Biswas
    Knowledge Contributor

    Age of fourth friend
    = 23 × 4 – 23 × 3
    = 23 (4 – 3)
    = 23 years
    Answer: 23 years is the age of the 4th friend.

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