SOLUTION: A box of chocolates contain 24 chocolates. Four of the chocolates have cherry centers. All chocolates appear the same. Two chocolantes are selected. Find the probability that: a) b

Algebra ->  Probability-and-statistics -> SOLUTION: A box of chocolates contain 24 chocolates. Four of the chocolates have cherry centers. All chocolates appear the same. Two chocolantes are selected. Find the probability that: a) b      Log On


   



Question 611116: A box of chocolates contain 24 chocolates. Four of the chocolates have cherry centers. All chocolates appear the same. Two chocolantes are selected. Find the probability that: a) both are cherry centers; and b) One has a cherry center and one does not.
{to get this answer correct, do I take C(4,2)/C(24,2) for a; and any help w/b. is greatly appreciated}. Thank you in advance for your time.
DCM

Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 
Hi,
24 chocolates...Four of the chocolates have cherry centers. %2820%29 w/o
Two chocolates are selected:
P(both cherry centers) = %284%2F24%29%283%2F23%29 = .0217 OR Yes! 4C2%2F%2824C2%29+yields same answer
P(one with and one w/o) = 4C1%2A20C1%2F%2824C2%29 = 4*20/276 = 20%2F69