NIFT PG 2014 Question Paper with solutions

Question : 51 of 150

Marks: +1, -0

Find the average of all prime numbers between 30 and 50.

Solution:

Prime numbers between 30 to 50 are 30, 37, 41, 43, 47
Average of these numbers

=\text "Sum of numbers"/\text "Number of numbers"

={31+37+41+43+47}/5=39.8

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