A Bag Of Marbles Contains 7 Blue Marbles And 13 Red Marbles What Percent Of The Marbles Are Red

Two marbles are randomly drawn without replacement.

A bag of marbles contains 7 blue marbles and 13 red marbles what percent of the marbles are red.

3 blue marbles 5 red and 4 green. The probability that none of the marbles are red is. What is the probability that all the marbles are red. A bag contains 4 red marbles 3 blue marbles and 7 green marbles.

Two marbles are drawn without replacement. A bag contains 3 blue marbles 5 red marbles and 4 green marbles. The key word in their question is red or green and that is why we add the two probabilities. This is simple so first we set this problem up 2 red 3 blue 7 green 12 total marbles the formula for calculator probability is of favorable outcomes of possible outcomes the number of favorable outcomes we have is 3 because we are try.

Find the following probabilities and round to 4 decimal places a. If a marble is randomly selected from the bag what is the probability that it is blue. 3 14 i came up with d. Two marbles are drawn without replacement from a jar containing 4 black and 6 white marbles.

A bag of marbles contains 7 blue marbles and 13 red marbles. What is the probability that exactly two of the marbles are red. B find probabilities for p bb p br p rb p ww p at least one red p exactly one red 3. A jar contains 4 black marbles and 3 red marbles.

Solution for a bag contains 7 red marbles 6 white marbles and 8 blue marbles. The probability that all the marbles are red is b. You draw 3 marbles out at random without replacement. Asked 02 08 15 a bag contains 4 red marbles and 5 blue marbles.

A draw the tree diagram for the experiment. What is the probability you choose a red or a green marble. A bag contains 8 red marbles 7 white marbles and 7 blue marbles. You draw 3 marbles out at random without replacement.

What is the probability of choosing a red or green marble.