The average age of 15 students of a class is 15 years. Out of these, the average age of 5 students is 13 years and that of the other 9 students is 16 years, The age of the 15th student is  Choose the most appropriate option: A) 11 B) 16 C) 13 D) 14 E) 15
Explanation:   Age of the 15th student = [15 * 15 - (13 * 5 + 16 * 9)= 
<gadget id="calculator">15 * 15 - (13 * 5 + 16 * 9)</gadget>
<output>16</output>
16 years. Answer: 16
<result>B</result>
The average age of 15 students of a class is 15 years. Out of these, the average age of 5 students is 13 years and that of the other 9 students is 16 years, The age of the 15th student is