The average of first five multiples of 3 is
Choices:
A) 3	B) 6	C) 9	D) 12	E) 15
Solution   Average	= 3(1+2+3+4+5) / 5   = 45 / 5.= 
<gadget id="calculator">45 / 5.</gadget>
<output>9</output>
9.   Answer 9
<result>C</result>
The average of first five multiples of 3 is