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OpenStudy (anonymous):
a box contains 20 balls. These balls are labeled 1 through 20. What is the probability that a ball chosen from the box has a number on it that is divisible by 4?
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OpenStudy (221emily):
The answer is: 5
OpenStudy (anonymous):
are you sure sure? haha
OpenStudy (221emily):
wait is it multiple choice? because technically all of them are divisible but only 5 of them come out even
OpenStudy (anonymous):
yes it gives choices...let my write them out
OpenStudy (anonymous):
a. 1/20 b. 1/5 c. 1/4 d. 4
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OpenStudy (221emily):
ooooooohhhhh i forgot the probability part my bad lol its c 1/4 because 5/25 reduces to 1/4
OpenStudy (anonymous):
gotch ya! thinks!
OpenStudy (anonymous):
oops...*thanks
OpenStudy (221emily):
lol
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