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Stars and Bars problems (proof)

Mathematics
Tutor: None Selected Time limit: 0 Hours

Apr 21st, 2015

a)probability (r) or(b)=100/5*100/5=400ways

b)p(10r) or p(5-15b)=100/10=10, 100-10=90. therefore probability=10*9=90

c).P(0 and 10) or (10 and 20)=100/10*100/20=50


Apr 21st, 2015

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