Im not sure but CBA i think it has to do with some bank
Answer:
Decisions help know what you believe in and in what you trust. It also expirements many new things. Some decisions end up being good one and correct ones.
There is a 50/50 chance she does or doesnt take a red marble out the back so its most likely 40 times because of how there are other 2 colors and she is putting back the marbles in the bag