A. A consumer testing service is commissioned to rank the top 5 brands of dishwasher detergent. Nine brands are to be included i

Question

3 years ago

7

A. A consumer testing service is commissioned to rank the top 5 brands of dishwasher detergent. Nine brands are to be included i

n 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?

Mathematics

1 answer:

mrs_skeptik [129] · Answer 1 · 2022-07-15T11:15:46+03:00

Answer:

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?