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OpenStudy (snehaa):
There is a PIN that has six numbers, 1, 2, 3, 4, 5, and 6. How many combinations have the first three numbers as even and the next three numbers as odd? Numbers can't be repeated.
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OpenStudy (bunny12):
hold on
OpenStudy (bunny12):
you want do care about 3 even cuz 3 odd is left
OpenStudy (snehaa):
Its 1/20 I figured it out lol
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