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sandii2006

  • 3 years ago

In how many different ways can the top nine new indie bands be ranked on a top nine list? The top hit song for each of the nine bands will compete to receive monetary awards of $1000, $500, $250 and $100, respectively. In how many ways can the awards be given out?

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  1. satellite73
    • 3 years ago
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    \[9\times 8\times 7\times 6\]

  2. satellite73
    • 3 years ago
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    that was part 2. part 1 is 9!

  3. siddharth
    • 3 years ago
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    There are 9 possible choices for rank 1, There are 8 remaining choices for rank 2, since one band has been chosen for rank 1 already. There are 7 remaining choices for rank 3, since 2 bands are chosen already.. ..... So, the total possible ways are 9x8x7x6.... x2x1 which is 9!

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