You draw a card from a deck. If you get a red card, you win nothing

You draw a card from a deck. If you get a red card, you win nothing. If you get a spade you win $5. For any club, you win $10 plus an extra $20 for the ace of clubs.

a) Create a probability model for the amount you win.
b) Find the expected amount you 'll win.
c) What would you be willing to pay to play this game?