Question

To determine the number of trout in a​ lake, a conservationist catches

185 ​trout, tags them and throws them back into the lake.​ Later,44 trout are​ caught;
11 of them are tagged. How many trout would the conservationist expect to be in the​ lake?

Answer 1

11/44 reduces to 1/4

1/4 of the trout caught were tagged.

185 trout were tagged

185 / 1/4 = 740

There are 740 total trout.