The average of the square of first seven natural number is ........

Quantitative Aptitude (MTS) Average

The average of the square of first seven natural number is:

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SSC MTS 2nd Nov 2021 Shift-1

- Let's calculate the square of the first seven natural numbers: 1², 2², 3², 4², 5², 6², 7².

- These squares are: 1, 4, 9, 16, 25, 36, and 49.

- Add these numbers together: 1 + 4 + 9 + 16 + 25 + 36 + 49 = 140.

- Calculate the average: 140 divided by 7 equals 20.

- Option 1: 16 is not the correct average.

- Option 2: 29 is also incorrect.

- Option 3: 25 is not right either.

- Option 4: 20 is indeed the correct average.

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