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

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asked Sep 26, 2018 183k views

2 Answers

Jayamurugan · Answer 1 · 2018-09-27T09:54:02+0000

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...

Israel Zalmanov · Answer 2 · 2018-09-30T22:49:58+0000

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...

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

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