In the questions mark:
1, if the question can be answered with the help of statement I alone.
2, if the question can be answered with the help of statement Il alone.
3, if the question can be answered with the help of both I and II.
4, if the question can't be answered at all.
What is the largest angle in triangle PQR?
Statement I: Angle P is 60 degrees.
Statement II: Sum of other two angles is 120 degrees.