SOLUTION: find the average of all prime numbers between 60 and 90.

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Question 768616: find the average of all prime numbers between 60 and 90.
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

prime numbers between 60 and 90 are:
61, 67, 71, 73, 79, 83, 89
so, average is %2861%2B67%2B71%2B73%2B79%2B83%2B89%29%2F7=523%2F7=74.714285%5E_ (period 6)