sissybear1023 sissybear1023

29-04-2017
Mathematics

contestada

2. In how many ways can five people line up at a bank teller's window?

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Аноним Аноним

29-04-2017

5 x 4 x 3 x 2 x 1 = 120

The first person can move 5 positions since he is first. The second person can move 4 positions since one is already occupied, and so on...

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cdaniel2212 cdaniel2212

04-05-2017

The first person can move 5 positions since he is first. The second person can move 4 positions since one is already occupied, and so on...

Answer Link

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