CPM Homework Help : INT2 Problem 3-84

The probability of winning $$3$ on the spinner at right is equal to the chance of winning $$5$ . Calculate the expected value for one spin. Is this game fair?

Hint:

Refer to the Math Notes box in Lesson 3.2.1.

Help:

Part of the calculation for the expected value is $\$3\left(\frac{135}{360}\right)$ .

More Help:

Is the game fair?
That means the amount you win is equal to the amount you lose, or the expected value is $0$ .