In which standard does P study?

Q studies in VII standard.
R likes English.
S studies in IV standard.
T studies in VIII standard and likes Hindi.
W likes Sanskrit.
Q studies in VII standard and does not like either Mathematics or Geography.
R likes English and does not study either in V or IX.
The one who likes Science studies in X standard.
P does not study in X standard.
The one who likes Geography studies in V standard.