Find the average of first 3 multiples of 5?
Select the correct option.
A) 10
B) 15
C) 12.5
D) 13
E) 21
average = (5+10+15)/3= 
<gadget id="calculator">(5+10+15)/3</gadget>
<output>10</output>
10   10nswer is 10
<result>A</result>
Find the average of first 3 multiples of 5?