A spinner with 9 equal sections is numbered 1 through 9. The probability of spinning a 1 or a 9 is 2/9. What is the probability of not spinning a 1 or a 9? Enter your answer as a fraction, in simplest form, in the box.

Question

Raymond Glover

Mathematics

8 December, 23:21

A spinner with 9 equal sections is numbered 1 through 9. The probability of spinning a 1 or a 9 is 2/9. What is the probability of not spinning a 1 or a 9? Enter your answer as a fraction, in simplest form, in the box.

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Answers (1)

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Micheal Lindsey · Answer 1

The probability of NOT getting a 1 or a 9 means you have to subtract those two numbers and how many of each are out. Once you do that, count the remaining numbers, put them as the numerator, and then put the overall total of numbers as the denominator. Your answer is 7/9.