A spinner is divided into 10 equal segments. Each segment is numbered 1-9 and one segment is labeled with "Free Spin." Isaiah spins the spinner ten times and gets a number eight times. What is the probability that he will get a number on the eleventh try?

Question

A spinner is divided into 10 equal segments. Each segment is numbered  1-9 and one segment is labeled with "Free Spin." Isaiah spins the spinner ten times and gets a number eight times. What is the probability that he will get a number on the eleventh try?

gw2011 · Answer

The probability of getting a number is 9/10 since there are 9 numbers.  What you get in the previous spins does not affect any following spins assuming that it is a fair spinner.