1.

The average of first 10 prime number is:1. 13.12. 12.73. 12.94. 15.1

Answer» Correct Answer - Option 3 : 12.9

Given:

First 10 prime numbers = 2, 3, 5, 7, 11, 13, 17, 19, 23, 29

Formula used:

Average = (sum of total observations)/ (numbers of observations)

Calculation:

Sum of first 10 prime numbers = 2 + 3 + 5 + 7 + 11 + 13 + 17 + 19 + 23 + 29

⇒ Sum of first 10 prime numbers = 129

The average of first 10 prime number = (Sum of first 10 prime numbers)/10

⇒ The average of first 10 prime number = 129/10

⇒ 12.9

∴  The average of first 10 prime number is 12.9.



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