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Mathematics, 24.02.2021 18:30 bad32

Prob and Statistics: Greg starts his lawnmower by pulling a cord. The lawnmower successfully starts on the first pull 80% of the time. If the first pull is not successful, Greg tries a second time, which is successful 90% of the time. What is the probability that greg is NOT successful on the first pull, but he starts it on the second pull?

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