The average of first seven prime numbers which are odd is?
Select.
A) 12.2
B) 11.5
C) 9.5
D) 10.1
E) 10.7
Explanation:   Sum of first 10 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?