gfermin1030 gfermin1030

18-03-2018
Mathematics

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Jackie has a drawer with 20 buttons, each of different color. How many different ways can she choose three buttons for her bookbag?

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Mrscomputator Mrscomputator

27-03-2018

To find all the different possible combinations, you multiply all the possibilities for each position.

1st - she as 20 different possible buttons
2nd - she would have 19 possible buttons
3rd-she would have 18 possible buttons

20 x 19 x 18=6840 possible ways to choose these buttons.

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