document.write( "Question 768616: find the average of all prime numbers between 60 and 90.
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Algebra.Com's Answer #468405 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "prime numbers between \"60\" and \"90\" are:\r
\n" ); document.write( "\n" ); document.write( "\"61\", \"67\", \"71\", \"73\", \"79\", \"83\", \"89\"\r
\n" ); document.write( "\n" ); document.write( "so, average is \"%2861%2B67%2B71%2B73%2B79%2B83%2B89%29%2F7=523%2F7=74.714285%5E_\" (period 6)
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