A. A consumer testing service is commissioned to rank the top 5 brands of dishwasher detergent. Nine brands are to be included in the study. In how many different ways can the consumer testing service arrive at the ranking?

b. A group of 12 people is traveling in three vehicles. If 4 people ride in each vehicle, in how many different ways can the people be assigned to the vehicles?

Question

Mathematics

Ayers

11 July, 11:33

A. A consumer testing service is commissioned to rank the top 5 brands of dishwasher detergent. Nine brands are to be included in the study. In how many different ways can the consumer testing service arrive at the ranking?

b. A group of 12 people is traveling in three vehicles. If 4 people ride in each vehicle, in how many different ways can the people be assigned to the vehicles?

+2

Answers (1)

Know the Answer?

Milo Gray · Answer 1

a. A consumer testing service is commissioned to rank the top 5 brands of dishwasher detergent. Nine brands are to be included in the study. In how many different ways can the consumer testing service arrive at the ranking?

b. A group of 12 people is traveling in three vehicles. If 4 people ride in each vehicle, in how many different ways can the people be assigned to the vehicles?