Question

XXX

Answer 1

what is the probability of picking a black marble on the first try?

Answer 2

yes

Answer 3

what is the probability you pick a red marble on the next try?

Answer 4

it would be, except you replaced the first marble, so it is \(\frac{7}{18}\)
if you did not replace it, it would be what you wrote

Answer 5

to find your answer, multiply these two numbers together
\[\frac{3}{18}\times \frac{7}{18}\]