gabbyhunt19 gabbyhunt19
  • 02-07-2019
  • Mathematics
contestada


A group of 8 friends (5 girls and 3 boys) plans to watch a movie, but they have only 5 tickets. How many different combinations of 5 friends could
possibly receive the tickets?
A. 13
B. 40
C. 56
b. 64​

Respuesta :

konrad509
konrad509 konrad509
  • 02-07-2019

[tex]_8C_5=\dfrac{8!}{5!3!}=\dfrac{6\cdot7\cdot8}{2\cdot 3}=56[/tex]

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