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6 March, 18:17

Kevin has a spinner that has 10 equal sections and 2 sections of each color-red, blue, green, yellow, and purple. Kevin spins the spinner 180 times. About how many times should Kevin land on red or purple?

a. about 18 times

b. about 36 times

c. about 72 times

d. about 1,800 times

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Answers (1)
  1. 6 March, 18:54
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    C. About 72 times

    The probability of getting red or purple is 2/5. If you multiply 5 times 36 it equals 180. Then you just double 36 because it is 2/5, so then it is 72. 2/5 equals 72/180 which both equal the probability of getting both colors.
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Home » Mathematics » Kevin has a spinner that has 10 equal sections and 2 sections of each color-red, blue, green, yellow, and purple. Kevin spins the spinner 180 times. About how many times should Kevin land on red or purple? a. about 18 times b. about 36 times c.
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