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Question 458862: A spinner is divided into 9 equal sections. There are 4 yellow sections and 5 green sections. The spinner is spun 45 times. Which proportion can be used to find the number of times, B, that the spinner could be expected to land on a green section?
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! A spinner is divided into 9 equal sections. There are 4 yellow sections and 5 green sections. The spinner is spun 45 times. Which proportion can be used to find the number of times, B, that the spinner could be expected to land on a green section?
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P(green on one spin) = 5/9
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Expected number of green in 45 spins: (5/9)45 = 25
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Cheers,
Stan H.
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