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]

Answer Link

Otras preguntas

which expression is equivalent to x^4-y^4?
What two factors determine the state of rocks and metals Inside the earth?
1. What is the respiratory structure of a millipede? A. book lungs B. tracheal tube C. gill slits 2. what is the respiratory structure of a spider? A. gills B.
why did  the volcano explode
1,352 pounds is what fraction short of a ton? A) 169/250             B) 77/100               C)13/20             D140/223
why did  the volcano explode
what It Trigonometry ?
An ant sits on the back of a mouse. The mouse carries the ant across the floor for a distance of 10 meters. Was there work done by the mouse? Explain.
Tear is to sorrow as smile is to
why did  the volcano explode