The average age of 20 men in the class is 17.6 years. Five new men join and the new average becomes 15.56 years. What was the average age of five new men?  Choose the correct choice from the following
A) 15.5 B) 7.4 C) 15.25 D) 15.3 E) 15.6
Total age of 20 men = 17.6 x 20 = 352   Now, total age of 25 men = 389.   Total age of five men added later = 389 - 352= 
<gadget id="calculator">389 - 352</gadget>
<output>37</output>
37.   Hence, the total average of five men= 37/5= 
<gadget id="calculator">37/5</gadget>
<output>37/5 = around 7.4</output>
7.4   ANSWER:7.4
<result>B</result>
The average age of 20 men in the class is 17.6 years. Five new men join and the new average becomes 15.56 years. What was the average age of five new men?