Sunday
April 20, 2014

Homework Help: math

Posted by pam on Friday, April 26, 2013 at 10:59pm.

To determine the number of trout in a lake, conservationist catches 161 trout, tags them and throuws them back into the lake. Later, 39 trout are caught: 13 of them are tagged. How many trout would the conservationist expect to be in the lake?

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