A bag contains 2 red marbles, 7 blue marbles and 6 green marbles. If two marbles are drawn out of the bag, what is the probabili

Question

spayn [35]

3 years ago

12

A bag contains 2 red marbles, 7 blue marbles and 6 green marbles. If two marbles are drawn out of the bag, what is the probabili

ty, to the nearest 1000th, that both marbles drawn will be red?

Mathematics

1 answer:

maxonik [38] · Answer 1 · 2022-01-23T18:53:14+03:00

maxonik [38]3 years ago

5 0

Let r be the red marble, b the blue marble, g the green marble.
possible outcomes={r,r,b,b,b,b,b,b,b,g,g,g,g,g,g}
total=15
2/15=.133 is the probability