Answer:
Expected value of the game: -$0.421
Expected loss in 1000 games: $421
Step-by-step explanation:
There are two possible outcomes for the event:
- There is a 1 in 38 chance of winning $280
- There is a 37 in 38 chance of losing $8
The expected value for a single game is:

The expected value of the game is -$0.421
In 1,000 plays, the expected loss is:

You would expect to lose $421.
Hi!
So we know that he has 20 candy bars.
= 20
He wants to give 2 to each friend. So 2 candy bars x friends.
2f
He's going to keep 10.
+10
Put all of the parts together.
2f + 10 = 20
The answer is 2f + 10 = 20
Hope this helps!
-Peredhel
The sale taxes s 0.70. So it would be $9.45.