Problema Solution
To estimate the number of trout in a lake, a conservationist catches 200 trout, tags them, and throws them back into the lake. Later, 150 trout are caught; 55 of them are tagged. Approximately how many trout are in the lake?
Answer provided by our tutors
Let 'x' represent the approximate number of trout in the lake.
200 : x = 55 : 150
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click here to see the equation solved for x
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x = 545 trout
There are approximately 550 trout in the lake.