p6roeh1lalexai p6roeh1lalexai

26-11-2016
Mathematics

contestada

A bicycle race has 9 contestants. How many ways can the contestants finish first, second, and third in the race?

A.9
B.504
C.3024
D.362,880

Respuesta :

andriansp andriansp

29-11-2016

the amount of ways would be :

9! / (9-3) !

= 9 ! / 6 !

= 9 x 8 x 7

= 504

The answer is option B,

hope this helps

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