In a set S: {0, 2, 4, 5, 9}. Which number, if skipped in the set, maintains the same average? - IQ786

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In a set S: {0, 2, 4, 5, 9}. Which number, if skipped in the set, maintains the same average?

In a set S: {0, 2, 4, 5, 9}. Which number, if skipped in the set, maintains the same average?

4

3

2

None of these

Explanation

If 4 is removed, the sum of the remaining numbers is 0 + 2 + 5 + 9 = 16.

The average remains the same, 16/4 = 4.