The average age of 12 men in a group is increased by 2 years when two men whose ages are 20 years and 22 years, are replaced by new members. What is the average age of the new men included?
Choose the correct choice:
A) 22	B) 767	C) 77	D) 33	E) 99
Explanation:   Total age of two men replaced = 20 + 22= 
<gadget id="calculator">20 + 22</gadget>
<output>42</output>
42 years   Total increase in age on replacement= 2 × 12 = 24 years   Total age two new persons included = 42 + 24= 
<gadget id="calculator">42 + 24</gadget>
<output>66</output>
66 years   Therefore, Average age of new persons= 66/2= 
<gadget id="calculator">66/2</gadget>
<output>33</output>
33 years   Answer:33
<result>D</result>
The average age of 12 men in a group is increased by 2 years when two men whose ages are 20 years and 22 years, are replaced by new members. What is the average age of the new men included?