The average of first ten prime numbers which are odd is?  Pick: A) 15.9 B) 15.7 C) 15.1 D) 15.8 E) 15.3
Sum of first 10 prime no. which are odd = 158   Average   = 158/10= 
<gadget id="calculator">158/10</gadget>
<output>79/5 = around 15.8</output>
15.8   Answer:15.8
<result>D</result>
The average of first ten prime numbers which are odd is?