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OpenStudy (readergirl12):
A bag contains 3 red marbles, 5 yellow marbles, and 4 blue marbles. One marble is chosen at random. What is the probability that the chosen marble will be blue? A.1/12 B.1/4 C.1/3 D.3/4 @Lui2301
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OpenStudy (readergirl12):
I think A.
OpenStudy (anonymous):
yep
OpenStudy (zarkon):
why do you think it is A?
OpenStudy (readergirl12):
Cause if you add them all up you get 12.. xD
OpenStudy (zarkon):
prob of blue=(#blue)/(#marbles)
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OpenStudy (readergirl12):
Second guess is C... ;-;
OpenStudy (zarkon):
c is correct
OpenStudy (zarkon):
4/12=1/3
OpenStudy (anonymous):
crap i just saw that sry reader
OpenStudy (readergirl12):
It's fine cx
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OpenStudy (anonymous):
tag me if you need more help ill look closer next time XD
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