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Mathematics 8 Online
OpenStudy (anonymous):

The numbers 1 through 5 are recorded on individual slips of paper and placed in a hat. What is the probability of drawing the 3, not replacing it, and then drawing the 4?

OpenStudy (anonymous):

@heretohelpalways

OpenStudy (anonymous):

r u still here?

OpenStudy (anonymous):

yeah

OpenStudy (anonymous):

I am here

OpenStudy (anonymous):

ok The odd of picking a 3 would be 1 in 5 and after that, the odds of picking a 4 would be 1 in 4...so the combined odds would be: 1over5∗1over4=?

OpenStudy (anonymous):

probability of drawing the 3 is 1/5

OpenStudy (anonymous):

and the probability of drawing a 4 after that would be 1/4, since the person took out the possibility for drawing a 3, again

OpenStudy (anonymous):

so 1/4

OpenStudy (anonymous):

is it 1/20

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

1/25 1/20 1/9 9/20

OpenStudy (anonymous):

1/20 is correct

OpenStudy (anonymous):

do you remember what I said about multiplying the independent events to get the probability of the compound event? If you did, good job

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