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SSC Selection Post 2022 PYQ — Question 54

SSC Selection Post - Higher Secondary Level 2022 - 2 Aug 2022 - Shift 2 • Quantitative Aptitude • Q54

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The mean of 10 numbers is 0. If 38 and −2 are included in these numbers, the new mean will be:

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Correct answer: C

Explanation

The correct answer is option 3 i.e. 3.

Sum of 10 numbers = 0

Now, sum of 12 numbers = 0 + 38 - 2 = 36

Mean of 12 numbers = 36/12 = 3