Directions: Each question below is followed by two statements I and II. You have to determine whether the data given in the statement is sufficient for answering the question. You should use the data and your knowledge of Mathematics to choose the best possible answer.
A mechanical engineering class contains male and female students. What is the probability that a student selected at random is a male student?
I. The ratio of female to male students in the class is 4 : 7
II. Total number of students is 165.
1
If the data in statement l alone is sufficient to answer the question, while the data in statement II alone is not sufficient to answer the question.
2
If the data in statement II alone is sufficient to answer the question, while the data in statement l alone is not sufficient to answer the question.
3
If the data either in statement l alone or in statement Il alone is sufficient to answer the question.
4
If the data given in both statements I and II together is not sufficient to answer the question.
5
If the data in both statements I and II together is necessary to answer the question.