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Mathematics 7 Online
OpenStudy (anonymous):

A six-sided fair die is rolled 4 times in a row. The probability of getting a 4 only on the last trial is

OpenStudy (jennyrlz):

well this problem tries to trickyou

OpenStudy (jennyrlz):

it says it is rolled 4 times but it is only asking for the last roll

OpenStudy (jennyrlz):

so you know that you have one roll and one possibility meaning that the numerator is 1

OpenStudy (jennyrlz):

and their are 6 possibilities, so we end up with 1/6

OpenStudy (jennyrlz):

you understand, if you have any questions on how i am getting any of these numbers please ask

OpenStudy (anonymous):

ok

OpenStudy (jennyrlz):

and dmndlife i love your profile pic xD

OpenStudy (jennyrlz):

did you understand the answer?

OpenStudy (anonymous):

yup

OpenStudy (jennyrlz):

great!

OpenStudy (jennyrlz):

cya around :)

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