A retired couple invested $8000 in bonds at a simple interest rate of 8%. At the end of one year, how much interest did they rec
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Number of brown trout = 6
Number of lake trout = 18
Total number of trouts =
Probability to catch a lake trout first time =
As the fisherman let the trout go, so probability for the second time is =
Hence, the probability becomes=
=
The probability to find the brown trout is
as ,
=