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OpenStudy (anonymous):
Exactly three people form a line at a grocery store. Exactly three people form a line at a grocery store. What is the probability that they will line up in descending order of age? (i.e. oldest, middle and youngest) a.1/3 b. 3/6 c. 5/6 d . 1/6
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OpenStudy (cwrw238):
if we name them a, b and c what is the number of combinations possible?
OpenStudy (anonymous):
a
OpenStudy (cwrw238):
abc, acb are two can you think of any more?
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