The average of first seven prime numbers which are odd is?  Choose the correct choice.
A) 15.5
B) 15.7
C) 15.2
D) 15.8
E) 10.7
Sum of first 7 prime no. which are odd = 75   Average = 75/7 = 10.7   Answer:10.7
<result>E</result>
The average of first seven prime numbers which are odd is?