Question 1157557
There are 7 goldfish in a tank at Fish-R-Us, 3 females and 4 males. How many different ways can you pick any 3 goldfish? 
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If the fish are not individuals (any 3...), just male or female:
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FFF
FFM
FMM
MMM
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4 ways.
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The # of fish and the genders are not relevant.