The average of first six prime numbers which are between 20 and 60 is Pick one:  A) 34  B) 42  C) 45.7  D) 57  E) 67
Explanation :   first six prime numbers which are between 20 and 60 = 23, 29, 31, 37, 41, 43   average = (23 + 29 + 31 + 37 + 41 + 43)/6= 
<gadget id="calculator">(23 + 29 + 31 + 37 + 41 + 43)/6</gadget>
<output>34</output>
34   34nswer : 34
<result>A</result>
The average of first six prime numbers which are between 20 and 60 is