viv246 viv246
  • 04-08-2020
  • Mathematics
contestada

There are 8 marbles in a bag, each with a different color. How many different groups
of 4 marbles can we select?

Respuesta :

ishikagadani
ishikagadani ishikagadani
  • 04-08-2020

Answer:

70

Step-by-step explanation:

8 choose 4

= (8!)/(4!*4!)

=(8*7*6*5)/(4*3*2*1)

=1680/24

=70

Answer Link
wforringer
wforringer wforringer
  • 04-08-2020

Answer:

4/8 simplified=1/2

Step-by-step explanation:

i hope this is right sorry if not

Answer Link

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