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Mathematics 20 Online
OpenStudy (mackenzie2013):

A number cube is rolled. What is the probability that a number greater than 4 will be rolled? I keep getting 2/3, what am I doing wrong?

OpenStudy (anonymous):

I wonder. How do you get 2/3? ^.^

OpenStudy (anonymous):

2/4 i'd say, because it's 6 numbers and there would be 2 left to be greater but it's greater than 4 not 3

OpenStudy (anonymous):

If there are 6 sides on a number cube and there are only 2 numbers greater than 4, your probability would be 2/6 or 1/3

OpenStudy (anonymous):

I mean, this IS a normal dice (number cube? talk about fancy words :/ ), right? With just 1,2,3,4,5, and 6 So, how did you get 2/3? ^.^

OpenStudy (mackenzie2013):

Dont you take the the number of favorable outcomes, and total number of outomes which would be 6?

OpenStudy (anonymous):

Yes, there are only 6 possible outcomes. SO what you do is find how many outcomes are greater than 4 and then take those and put then into a fraction form. SO for example, if there was a 6 sided die and you were trying to get any number greater than 2, you would take all the possible outcomes greater than 2 and make them into a fraction with the possible outcomes as the numerator, and the number of sides on the dice. Then reduce as needed

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