The average of first 10 prime numbers is?
Answers:	A) 12.7	B) 12.2	C) 12.9	D) 12.1	E) 12.6
Sum of 10 prime no. = 129   Average = 129/10= 
<gadget id="calculator">129/10</gadget>
<output>129/10 = around 12.9</output>
12.9   Answer: 12.9
<result>C</result>
The average of first 10 prime numbers is?