The average (arithmetic mean) of six numbers is 7. If 3 is subtracted from each of four of the numbers, what is the new average?
Pick:
A) 1.5
B) 2
C) 3
D) 4
E) 5
Sum of 6 numbers = 6*7= 
<gadget id="calculator">6*7</gadget>
<output>42</output>
42   If 3 is subtracted from each of four of the numbers , we subtract  3*4= 
<gadget id="calculator"> 3*4</gadget>
<output>12</output>
12 from the total sum   Sum of 6 number after subtracting 3 from each of four of the numbers= 42 - 12= 
<gadget id="calculator">42 - 12</gadget>
<output>30</output>
30   New average= 30/6= 
<gadget id="calculator">30/6</gadget>
<output>5</output>
5   Answer 5
<result>E</result>
The average (arithmetic mean) of six numbers is 7. If 3 is subtracted from each of four of the numbers, what is the new average?