5-5-2023 CFA Review

What is the probability of picking a yellow or green candy out of this jar?

• 8/23

• 2/23

• 1/2

• 7/23

In a box, there are 8 orange, 7 white, and 6 blue balls. If a ball is picked up randomly, what is the probability that it is orange or blue?

• 2/3

• 8/21

• 2/7

• 0

There is a box that contains marbles: 5 red, 9 purple, 3 blue, and 2 green. There is also a box that contains chips: 9 red, 4 green, 3 purple, and 1 blue. If you randomly pick one item from each box, what is the probability that both items will be purple?

• 27/323

• 296/323

• 19/323

• 1/2

What is the probability of spinning green?

• 0
• 1/4
• 1/2
• 3/4

You spin the spinner. How many possible outcomes are there?

• 4

• 8

• 1

• 6

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?

• 5/11
• 5/6
• 1/3
• 5

There are 4 blue marbles, 5 red marbles, 1 green marble and 2 black marbles in a box. Suppose you select one marble at random. What is the probability that the marble chosen is black? 

•  $\frac{1}{2}$  

•  $\frac{1}{3}$  

•  $\frac{3}{4}$  

•  $\frac{1}{6}$  

You pick a marble from this bag.

What is the probability you will choose either a black or white marble?

• 3/5

• 9/100

• 1/10

• 2/5

What is the probability of spinning a number less than 5?

What is the probability of spinning an even number?

• 30%

• 33%

• 50%

• 67%