Average Practice Test 5

Question : 12 of 40

Marks: +1, -0

The average of the first 11 prime numbers is:

Solution:

The first 11 prime numbers are 2, 3, 5, 7 11, 13, 17, 19, 23, 29, 31
Their average

={ 2+ 3 +5 +7+ 11+ 13+ 17 +19 +23 +29+ 31}/11

= 160/11= 14.54

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