Hello dear,
you have chosen a very good career. As you told that if you want to become a bank manager then you can become absolutely, for this you have to be at least a graduate then you will be eligible for application. After many years of experience, you can be promoted to be a bank manager.
Use this link to get more information about it https://www.google.com/amp/s/competition.careers360.com/exams/ibps-po/amp
Hope this information help you.
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile