John has 3 red markers and 5 blue markers. What is the probability that he picks a red marker, and then, without replacing it, s

Question

vlabodo [156]

3 years ago

12

John has 3 red markers and 5 blue markers. What is the probability that he picks a red marker, and then, without replacing it, s

elects another red marker?

Mathematics

1 answer:

GaryK [48] · Answer 1 · 2022-07-29T17:22:09+03:00

GaryK [48]3 years ago

8 0

First time he picks a marker there is a 3/8 chance because 3 markers out of all the markers.

second time there is a 2/7 chance because there are only 7 markers left and 2 markers of those are red

so it would be 3/8 times 2/7 or about .107