At a dice game, if you roll a 6 with a 6 faces dice, you get 4$, any other rolls and you only get 15cents. Rolling the dice will cost you 0.90$.
What is the mathematical expectation of this bet, how many dollars should you have gain or lost after 100 throws.
I don't ask you to do my homework I just converted a rl life problem i'm facing into this
please tell your computer to help me, anon64