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If a 4 member comittee is formed from 3 girls and 6 boys in a club how many commitees can be formed ?


Iifthe members if the commitee are chosen at random, find the probability that the comittee consist of .. 2 girls & 2 boys ?1girl&3boys

Verified Answer :

crisforp
  1. 9! / ( 5!  4! ) = (6789)/(1234) = 279 = 126;

    2. a) [(3!/(1!    2!)][(6!/(4!2!)]/126 = 5/14 = 0.35;
        
        b)  [(3!/(2!1!)][(6!/(3!*3!)]/126 =  10/21 = 0.47;
justinrosalez20246

Answer:

1.  9! / ( 5! 4! ) = (6789)/(1234) = 279 = 126;


2. a) [(3!/(1!2!)][(6!/(4!2!)]/126 = 5/14 = 0.35;


   b)  [(3!/(2!1!)][(6!/(3!*3!)]/126 =  10/21 = 0.47;

Step-by-step explanation:

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