A state offers two lottery games. Winone and PlayBall. Both games cost $2 per ticket.

• In Winone the player picks a single letter from A to J and a single digit from 0 to 9. If both the letter and the digit match the letter and the

digit picked on that day, the player wins $150

• In Playball, the player picks a single letter from A to Tand a single digit from 0 to 9. If both the letter and the digit match the letter and the

digit picked on that day, the player wins $280.

If the cost of a Playball lottery ticket were changed to $1 and the prize to $250, what would the expected value be?

A $0.85

B5025

c. $025

D $0.75

Step-by-step explanation:

Given that  In Playball, the player picks a single letter from A to Tand a single digit from 0 to 9. If both the letter and the digit match the letter and the

digit picked on that day, the player wins $280, changed to 250.

Game cost = 1 dollar

There are 20 alphabets and 9 digits

No of ways to select at random =

No of ways to win = 1

So probability to win =

Since he has to pay 1 dollar whether he wins or not

PDF of X amount net won or net value would be

X   -1        249   Total

p                 1

xp  -            

Expected value = 0.38889

step-by-step explanation:

divide, then simplify your answer.

1. make -15.66 ÷   5.8 a fraction. then divide.

2. simplify.  

3. final answer.  

120 seems like the most sensible answer.

step-by-step explanation:

if there is only one topping on all caramel apples and there's 120 of them. then all apples should/will be covered in sprinkles. make sense?