The average age of 15 students of a class is 15 years. Out of these, the average age of 5 students is 14 years and that of the other 9 students is 16 years, The age of the 15th student is	Choices:
A) 11 years B) 12 years C) 13 years D) 18 years E) 10 years
Age of the 15th student = [15 * 15 - (14 * 5 + 16 * 9)] = (225-214)= 
<gadget id="calculator">(225-214)</gadget>
<output>11</output>
11 years.   11 yearsnswer: 11 years
<result>A</result>
The average age of 15 students of a class is 15 years. Out of these, the average age of 5 students is 14 years and that of the other 9 students is 16 years, The age of the 15th student is