I believe it is a person jumping on a trampoline.
Try and use socratic it will show the answer
Answer:
E=$19.307
Step-by-step explanation:
Total number of cards = 52
If you win then you will get $50
If you lose then you will give him $20
Therefore the probability



Thus the probability for all the three cards are face card

P=0.0099
Thus the probability for all the three cards are not face card
P=1-0.0099=0.9901
P=0.9901
Therefore , expected value

E=$19.307
Therefore the answer will be $19.307.
Answer:
-7/2y
Step-by-step explanation:
cancel out the Z's than youre left with -7/2y :}