Answer:
Step-by-step explanation:
Given
there are 50 winning number out of which 40 get $ 100 each and 10 wins $ 1000 .
let x denotes the winning from a randomly selected ticket


Expected value is given by


and Expected return is given by


Answer: X= 16
Step-by-step explanation:
Answer:

Step-by-step explanation:

Let us group the integers and the fractions.
= 
= 



Answer:
I do not know how to read Spanish sorry........
Step-by-step explanation: