The average of first six prime numbers greater than 3 is?  Answers
A) 16  B) 10  C) 12  D) 19  E) 17.8
5 + 7 +11 + 13 + 17 + 19= 
<gadget id="calculator">5 + 7 +11 + 13 + 17 + 19</gadget>
<output>72</output>
72/6= 
<gadget id="calculator">72/6</gadget>
<output>12</output>
12   Answer: 12
<result>C</result>
The average of first six prime numbers greater than 3 is?