# Question: a carton of 18 rechargeable batteries contains three that are...

###### Question details

A carton of 18 rechargeable batteries contains three that are
defective. What is the probability of an inspector
choosing 4 of the batteries and get exactly *one* defective
battery? Give your answer to three decimal places.

A carton of 18 rechargeable batteries contains three that are
defective. In how many ways can an inspector choose 4 of the
batteries and get exactly *two* defective batteries? Give
your answer to three decimal places.

A carton of 18 rechargeable batteries contains *one* that
is defective. In how many ways can an inspector choose 4 of the
batteries and get the defective battery? Give your answer to three
decimal places.