EmilyRamos1628 EmilyRamos1628
  • 26-01-2018
  • Mathematics
contestada

20 people sitting at a round table. how many ways to choose 3

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cashapp2121 cashapp2121
  • 26-01-2018
Choose 3 what??? huhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh

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tuurtleduuck
tuurtleduuck tuurtleduuck
  • 26-01-2018
C(20,3)= 20!/ 17! x 3!= 1140

total of 1140 ways to choose
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