Directions: The following question is accompanied by three statements (I), (II), and (III). You have to determine which statements(s) is/are sufficient/necessary to answer the questions.
What is the two-digit number?
Statement I. The number that is obtained by interchanging the digits is less than the original number by 27.
Statement II. The sum of the digits is 7.
Statement III. The difference between the digits is 3.
1
Either statement I and II together or Statement II and III together is sufficient to answer the question.
2
The data in statement I alone is sufficient to answer the question.
3
The data in statement I and II together are sufficient to answer the question.
4
The data in all the statements I, II, and III are not sufficient to answer the question.
5
The data in all statements I, II, and III together are necessary to answer the question.