Directions: Read the following information and answer the given questions:

Eight persons P, Q, R, S, T, U, V and W are having exams at different time on four different days: Monday, Tuesday, Thursday and Saturday. They are having exams at different timings on each day at 8 am and 12 pm. There are only two shifts in a day. Only two persons will attend the exam in a day.

R is having the exam at 12 pm on Thursday. Two persons will attend the exam between R and W. T will attend the exam at 8 am but not on Monday and Thursday. P is having the exam at 12 pm but not on Tuesday and Saturday. S is having the exam immediately before Q. V does not have at 8 am.