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Home > CC2 > Chapter 5 > Lesson 5.2.6 > Problem 5-83

5-83.

SpinnerDarnell designed the spinner at right for a game. It still has one incomplete section. Homework Help ✎

  1. Help him figure out the probability of selecting a card on any turn. Show how you got your answer.

    Notice that all three sections make up the entire spinner.
    To find the missing area, we must take into account that:

    Rearrange this equation and use equivalent fractions to solve for the unknown.

  2. What is the probability that on any turn you will not get to spin again?

    What is the probability of spinning again? What is the sum of the probabilities that do not allow spinning again?

  3. Which is more likely: to lose a turn or to select a card? Show how you know.

    What is the probability of losing a turn? What about selecting a card?

     and 

    Which of these probabilities is higher?