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 expression represents the way to calculate the probability of a passing fish being a rainbow trout? 1. 45/55 2. 45 / 100 3. 55/100 4. 55-45/100 5. 45 + 55 / 100
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