The average of first six prime numbers which are odd is?  Select
A) 15.5  B) 15.7  C) 9.3  D) 15.8  E) 15.1
Sum of first 6 prime no. which are odd = 56   Average = 56/6 = 9.3   Answer:9.3
<result>C</result>
The average of first six prime numbers which are odd is?