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Algebra_3

Chapter 70

Problem 4

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John spins the spinner shown times.
Find the probability P that it stops on three times
and it stops on seven times.

Note: Give your answer in decimal form out to 6 decimal points.


P =




Example:
Mary spins the spinner 2 times.
Find the probability P that the spinner stops
on 2 the first time and on 6 the second time.

Solution:
From the figure above you can see that the number of possible
events multiplies by 8 with each spin of the spinner.

Thus: click refresh (F5)

In decimal form: click refresh (F5)