What is the average age of the boys in the class? I. The average age of girls in the class is 16. II. The number of boys in the class is twice the number of the girls in the class.
A) If the data in statement I alone are sufficient to answer the question, while the data in statement II alone are not sufficient to answer the question
B) If the data in statement II alone are sufficient to answer the questions, while the data in statement I alone are not sufficient to answer the questions
C) If the data either in statement I alone or in statement II alone are sufficient to answer the questions
D) If the data given in both the statements I and II together are not sufficient to answer the questions
E) If the data in both the statements I and II together are necessary to answer the questions
Correct Answer: D