SOLUTION: A city council consists of 10 members. Four are Republicans, three are Democrats, and three are Independents. If a committee of three is to be selected, find the probability of sel

Algebra ->  Probability-and-statistics -> SOLUTION: A city council consists of 10 members. Four are Republicans, three are Democrats, and three are Independents. If a committee of three is to be selected, find the probability of sel      Log On


   

Question 1137245: A city council consists of 10 members. Four are Republicans, three are Democrats, and three are Independents. If a committee of three is to be selected, find the probability of selecting:
a. All Republicans
b. All Democrats
Answer by Boreal(15235) About Me  (Show Source):
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a. (4/10)*3/9*2/8=24/720 or 1/30
b, (3/10)(2/9)(1/8)=6/720 or 1/120