SOLUTION: A bag contains exactly three red marbles. five yellow marbles and two blue marbles.if three marbles are to be drawn from the bag at the same time,what is the probability that all t
Algebra.Com
Question 261722: A bag contains exactly three red marbles. five yellow marbles and two blue marbles.if three marbles are to be drawn from the bag at the same time,what is the probability that all three will be the same color? express your answer as a common fraction
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
A bag contains exactly three red marbles. five yellow marbles and two blue marbles.if three marbles are to be drawn from the bag at the same time,what is the probability that all three will be the same color? express your answer as a common fraction
------------------
P(3red or 3yellow or 3blue) = [3C3 + 5C3 + 0]/10C3 = (1+10+0)/120 = 11/120
==========================
Cheers,
Stan H.
RELATED QUESTIONS
A bag contains 6 red marbles, 5 blue marbles and 7 green marbles. If three marbles are... (answered by ikleyn)
A bag contains 8 red marbles, 3 blue marbles and 5 green marbles. If three marbles are... (answered by ikleyn,MathLover1,greenestamps,Alan3354)
A bag contains 8 red marbles, 5 blue marbles, 4 green marbles, and 7 yellow marbles. Five (answered by Edwin McCravy,ewatrrr,Fombitz)
A bag contains 8 red marbles, 5 blue marbles, 4 green marbles, and 7 yellow marbles. Five (answered by Fombitz)
A bag contains 8 red marbles, 5 blue marbles, 4 green marbles, and 7 yellow marbles. Five (answered by Boreal)
A bag contains 7 red marbles, 8 blue marbles and 2 green marbles. If two marbles are... (answered by DrBeeee)
A bag contains 6 red marbles, 4 blue marbles, 7 white marbles and 9 yellow marbles. You... (answered by edjones)
A bag contains 8 red marbles, 7 blue marbles, 10 white marbles and 9 yellow marbles. You... (answered by ewatrrr)
A bag contains 8 red marbles, 7 blue marbles, 10 white marbles and 9 yellow marbles. You... (answered by ewatrrr)