12.6 Review

12.6 Review

Multiple Choice

Selecting a cat or dog at the animal shelter that has 15 cats, 25 dogs, 9 rabbits and 3 horses.

• 50.3%

• 76.9%

• 40.1%

• 25%

Multiple Choice

According to the table shown at the right, what is the probability that a person on a student council committee is a junior or on the service committee?

• 15%

• 12.2%

• 56.5%

• 1.3%

Multiple Choice

From a grab bag, a birthday child gets to randomly pick one of twenty envelopes, 10 of which contain toy store discount coupons, 8 of which contain gift cards, and 2 of which contain cash. What is the probability a birthday child selects a gift card or cash?

• 25%

• 75%

• 12.7%

• 50%

Multiple Choice

Rolling a 6 or an even number on a die while playing a game

• 50%

• 25%

• 75%

• 10%

Multiple Choice

The student of the month gets to choose his or her award from 9 gift certificates to area restaurants, 8 CDs, 6 DVDs, or 5 gift cards to the mall. What is the probability that the student of the month chooses a CD or DVD?

• 10.3%

• 50%

• 12.2%

• 18%

Multiple Choice

Spinning a 3 or an odd number on a spinner with 8 equally-sized sections, numbered 1-8

• 3%

• 2%

• 50%

• 80%

Multiple Choice

Madeline just purchased a new magic set. One of the tricks involves asking a volunteer to select one card from a standard deck of playing cards. What is the probability the volunteer randomly selects the queen of hearts or an ace?

• 11.1%

• 18.5%

• 12%

• 9.6%

Multiple Choice

In a math class, 12 out of 15 girls are 14 years old and 14 out of 17 boys are 14 years old. What is the probability of selecting a girl or a 14-year old from this class?

• 10.2%

• 88%

• 90.6%

• 12.7%