Fernando is going to draw a marble from the bag, replace it, and then draw another marble. What is the probability that Fernando will get a green or blue marble on the first draw and a pink on the second draw?

(3 green, 4 yellow, 5 blue, 8 pink)

Question

Fernando is going to draw a marble from the bag, replace it, and then draw another marble. What is the probability that Fernando will get a green or blue marble on the first draw and a pink on the second draw?

(3 green, 4 yellow, 5 blue, 8 pink)

ash2326 · Answer

@Hpbby total How many  marbles are there?

anonymous · Answer

20 in all

anonymous · Answer

prob of getting green= 3/20
prob of getting blue =5/20
prob of getting green or blue =(5+3)20=8/20
prob of pink = 8/20.....
total prob = 8/20*8/20=4/25