Each day the wildlife commission releases 100 fish into the Durkee river in the following proportions: 55 brown trout and 45 rainbow trout. All of the fish swim through a watch station, one at a time, on the way upstream. Which of the following expressions represents the way to calculate the probability of a passing fish being a rainbow trout?

Question

(1) 45/55. (2) 45/100. (3) 55/100. (4). 55-45 over 100
(5) 45/55 over 100

Answer 1

I think it is 2

Answer 2

I'll be glad to check your answer.

Answer 3

Yes, 45/100

Answer 4

Thanks for checking homework

Answer 5

You're welcome.