The average of 35 students in a class is 16 years. The average age of 25 students is 14. What is the average age of remaining 10 students? Choose the correct choice from the following:
A) 21 years
B) 22 years
C) 23 years
D) 24 years
E) 25 years
Sum of the ages of 14 students   = (16 * 35) - (14 * 25) = 560 - 350= 
<gadget id="calculator">560 - 350</gadget>
<output>210</output>
210   Required average= (210/10)= 
<gadget id="calculator">(210/10)</gadget>
<output>21</output>
21 years.   21 yearsnswer:21 years
<result>A</result>
The average of 35 students in a class is 16 years. The average age of 25 students is 14. What is the average age of remaining 10 students?