Probability of Compound Events

Ricardo has the spinner pictured here and a bag of marbles filled with 2 red marbles, 3 green marbles, and 3 blue marbles. What is the probability that Ricardo spins red on the spinner and picks a red marble out of the bag?

• 1 ⁄ 16
• 1 ⁄ 2
• 1 ⁄ 4
• 1 ⁄ 8

Mathematical Equivalence

ON

Mathematical Equivalence

ON

• a

• b

• c

• d

What is the probability for a sum less than 5?

• 6/36

• 1/6

• 10/36

• 10/12

Mathematical Equivalence

ON

The table shows the products of rolling 2 dice. What is the probability of 20?

• 1/36

• 2/36

• 1/18

• 3/36

A coin and a number cube with the numbers 1 through 6 are tossed. What is the probability of the coin showing tails and the number cube showing the number 3? 

• 1/12
• 1/4
• 1/8
• 1/2

• 1/4
• 1/8
• 1/2
• 1/6

What is the probability that you will be wearing an outfit that has a black shirt or black pants?

• 4/6

• 2/3

• 1/2

• 2/6

Tags

CCSS.7.SP.C.8B