You draw 3 marbles out at random without replacement.
A bag contains 6 res marbles 3 blue marbles.
Another marble is taken from the bag.
A bag contains 8 red marbles 7 white marbles and 7 blue marbles.
A bag contains 3 red marbles and 4 blue marbles.
You draw 5 marbles out at random without replacement.
Assume that one student in a class of 27 students is randomly selected to win a prize.
Please help i only need the second part of the question betty picks 4 random marbles from a bag containing 3 white 4 yellow and 5 blue marbles the probability that exactly 1 of the 4 marbles drawn is blue is 0 3535.
What does b with a line over it mean.
A bag contains 6 red marbles 3 blue marbles and 7 green marbles.
The probability that none of the marbles are red is.
A bag contains 6 red marbles 3 blue marbles and 7 green marbles.
Can someone please explain how i would work this out.
The problem asks for the probability of rr or bb.
Answer by checkley77 12844 show source.
Find the probability of drawing a white marble.
If a marble is randomly selected from the bag what is the probability that it is blue.
P b b with a line over it side note.
If a marble is randomly selected from the bag what is the probability that it is blue.
A bag contains 9 red marbles 8 white marbles and 6 blue marbles.
A marble is taken at random and replaced.
Work out the probability that the two marbles taken from the bag are the same color.
A bag contains 6 red marbles 3 blue marbles and 5 green marbles.
Total number of marbles in the bag is 3 4 7.
A bag contains 8 red marbles 6 blue marbles and 3 green marbles.
Assume that a marble is randomly selected from the bag let b denote the event of selecting a blue marble.
A bag contains 6 red marbles 3 white marbles and 7 blue marbles.
The probability that all the marbles are red is b.
A bag contains 5 red marbles 6 white marbles and 8 blue marbles.