A Box Contains 5 Red Marbles 8 Green Marbles

If 3 marbles are drawn without replacement what is the expected number of red marbles.
A box contains 5 red marbles 8 green marbles. Draws are made without replacement. A box contains 7 red marbles 5 blue marbles and 8 green marbles. A box contains 5 purple marbles 3 green marbles and 2 orange marbles. A marble is randomly drawn and then replaced.
A box contains 4 red and 5 green marbles. A box contains 3 red and 5 green marbles. Enter your answer as a fraction b find the probability that these 3 marbles are all of the same color. What is the probability that john has picked a pair of matching marbles a 1 19 b 15 90 c 7 19 d 59 190 e 2 190.
A bag contains 5 red marbles and 4 pink marbles. One marble is taken out of the box at random. John picks up two marbles at a random from the the bag. If the first marble chosen was a white marble what is the answered by a verified math tutor or teacher we use cookies to give you the best possible experience on our website.
I tired an expected value table it didn t work. What is the probability the first marble is pink and the second is red. Ex 15 1 9 a box contains 5 red marbles 8 white marbles and 4 green marbles. You reach in and remove 3 marbles all at once.
P 1st orange then green answer choices. A box contains 16 green marbles and 5 white marbles.