One red marble, two white marbles, and three blue marbles are in a bag. Two marbles are drawn from the bag WITHOUT replacement.

Question

KATRIN_1 [288]

3 years ago

8

One red marble, two white marbles, and three blue marbles are in a bag. Two marbles are drawn from the bag WITHOUT replacement.

What is the probability that both marbles are blue?

Mathematics

1 answer:

castortr0y [4] · Answer 1 · 2022-08-20T21:00:13+03:00

castortr0y [4]3 years ago

8 0

Answer:

1 in 5 (25% chance)

Step-by-step explanation:

The probability of choosing a blue marble the first time is 1 in 2, and then choosing it again would be 2 in 5, and 1:2 times 2:5 = 2:10. there is a 20% chance, or 1 in 5 chance, that a blue marble is drawn.