jenbell1990 jenbell1990
  • 04-04-2018
  • Mathematics
contestada

There are 12 horses in a race. In how many ways can all the horses finish?

Respuesta :

ladoososso ladoososso
  • 04-04-2018
1st is 1 of 12.
Then 1 of 11, then 1 of 10
----
= 12*11*10 = 1320 ways
Answer Link
Ceciliaah Ceciliaah
  • 04-04-2018
12 horses to fill 3 positions 

12 horses to fill 1st opening , when filled 

leaves 11 horses to fill 2nd opening , when filled 

leaves 10 horses to fill 3rd opening 

12 * 11 * 10 ways to fill the 3 spots
Answer Link

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