The acceptance rate of UofT is not the most welcoming which is obvious by the fact of it being a top ranked Institute. Once you get into UToronto, the actual struggle is to survive there. It has been ranked 29th by QS World University Ranking, 2020 University of Toronto is quite competitive to get into. Acceptance rate varies from program to program. Average acceptance rate of the University is 43% which comes down to 23.1% for International students.
If you manage to score an average of 87-90 in your 6 major subjects and have a good resume, you will have a pretty high chance of getting here. Better the grade, higher is your chance of getting accepted. Ultimately it depends on the branch to which you seek your admission at, less the competition higher is the acceptance rate.
However it must be mentioned that getting into the University is not a huge deal when compared to surviving after the first year and getting your desired majors.
Statistics of accepted students:
It must be kept in mind that getting into University of Toronto is much easier than surviving there for a second year. The freshman retention rate of the University lies around 85-90%