Calculate the average of first 18 even numbers is? Answers:
A) 21 B) 29 C) 19 D) 14 E) 10
Explanation:   Sum of 10 even numbers = 18 * 19= 
<gadget id="calculator">18 * 19</gadget>
<output>342</output>
342   Average= 342/18= 
<gadget id="calculator">342/18</gadget>
<output>19</output>
19   Answer: Option 19
<result>C</result>
Calculate the average of first 18 even numbers is?