500
You have a bag with 21 red, 24 yellow and 15 blue marbles. You select a marble, record its color and return it to the bag. You repeat this for a total of 4 trials.
Find P(red, red, blue, yellow)
Write your answer as a fraction in simplest form.
What is 49/4000?
P(red, red, blue, yellow) = 21/60 x 21/60 x 15/60 x 24/60