A bag contains 9 marbles: 4 are green, 2 are red, and 3 are blue Yoko chooses a marble at random, and without putting it back, c

Question

3 years ago

5

A bag contains 9 marbles: 4 are green, 2 are red, and 3 are blue Yoko chooses a marble at random, and without putting it back, c

hooses another one at
random. What is the probability that the first marble is red and the second is blue? Write your answer as a fraction in simplest form.

Mathematics

1 answer:

Virty [35] · Answer 1 · 2022-06-14T16:53:55+03:00

Virty [35]3 years ago

5 0

Answer:

1/12

Step-by-step explanation:

Probability of first marble being red is 2/9.

Then since he is not replacing the marble, there is only 8 marbles left in the bag. So the probability of choosing blue is 3/8. Then you multiply 2/9 × 3/8 = 6/72.

In simplest form: 1/12