Directions: The given problem consists of a question and two Statements I and II. Decide whether the data provided in the statements are sufficient to answer the question. Mark answer as (1) if the data in Statement II alone are sufficient to answer the question, while the data in Statement I alone are not sufficient to answer the question. (2) 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. (3) if the data in both Statements I and II are required to answer the question. (4) if the data in both Statements I and II together are not sufficient to answer the question. There were 90 students to be interviewed for selection to a computer course. To finish the interview in one day three panels X, Y and Z were formed. How many students were interviewed by Panel X? I. The three panels on an average interview 30 students. II. The number of students interviewed by Panel X is more by 4 than the students interviewed by Panel Z. The number of students interviewed by Panel Y is more by 2 than the students interviewed by Panel Z.