Direction: Study the following information carefully and answer the given questions

Seven students M, N, O, P, Q, R and S give exam of seven different sites Testbook, Oliveboard, Adda247, Gradeup, PracticeMock, IBPSGuide and Mahendras on different day of a week starting from Monday to Sunday but not necessarily in the same order. One student gives exam only from one site. N gives exam of Gradeup on Wednesday. P does not give exam of Testbook and Adda247 and gives exam on the very next day on which Q gives who gives exam of IBPSGuide. R gives exam of PracticeMock on Friday. S gives exam on Monday but not of Adda247 and Mahendras. O gives exam of Testbook but not on Tuesday.