Couple of days. You can always make banana bread french toast with the leftovers
2 days
well u would have to do an experament and find out cause it varys depending on where u got the banana and how long it has been in the store and where the store got the banana.
4-5 days
Bread stays fresh in a fridge for approximately 2 days. If the bread is not cooked and is still dough, it can stay fresh for up to a month.
A few weeks or until they turn brown.