Danielthemathgod Danielthemathgod

04-12-2020
Mathematics

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Pat rolled a number cube 60 times. The cube is numbered 1-6. How many times should he expect to roll a multiple of 3?

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Grouse57447 Grouse57447

04-12-2020

Answer:

Pat should expect to roll a multiple of 3 20 times.

Step-by-step explanation:

There is a [tex]\frac{2}{6}[/tex] or [tex]\frac{1}{3}[/tex] chance of landing on 3 or 6 every time Pat rolls. That probability doesn't chance.

60 x (1/3) = 20

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