Calculate the average of all the numbers between 7 and 49 which are divisible by 6.  Choose the correct choice from the following answers.
A) 20  B) 18  C) 19  D) 15  E) 30
30xplanation:   numbers divisible by 6 are 12,18,24,30,36,42,48,   Average = (12+18+24+30+36+42+48, ) / 7 = 210/7= 
<gadget id="calculator">210/7</gadget>
<output>30</output>
30   ANSW30R: 30
<result>E</result>
Calculate the average of all the numbers between 7 and 49 which are divisible by 6.