Question 1165466
Probability you win is 8/52, since there are 4  3s and 4 deuces 
multiply that by $47 and expected value that is + is $7.23

probability you lose is 44/52 and expected value that is - is that *$12=$10.15

E(X) for the game is $7.23-$10.15=-$2.92 per event