The average (arithmetic mean) of 20, 40, and 60 is 5 more than the average of 10, 60, and what number?
Choose the correct choice from the following choices:
A) 30
B) 35
C) 40
D) 45
E) 55
a1 = 120/3= 
<gadget id="calculator">120/3</gadget>
<output>40</output>
40   a2= a1 -5 = 35   sum of second list = 35*3= 
<gadget id="calculator">35*3</gadget>
<output>105</output>
105   therefore the number= 105 -70= 
<gadget id="calculator">105 -70</gadget>
<output>35</output>
35   35
<result>B</result>
The average (arithmetic mean) of 20, 40, and 60 is 5 more than the average of 10, 60, and what number?