How many ways can 12 people line up if Tony, Joe, and Sammie can not be next to each other?
S ssamiiiii New member Joined Jul 15, 2021 Messages 1 Jul 15, 2021 #1 How many ways can 12 people line up if Tony, Joe, and Sammie can not be next to each other?
Harry_the_cat Elite Member Joined Mar 16, 2016 Messages 3,693 Jul 16, 2021 #2 What have YOU tried? A hint: Fine how many ways 12 people can line up if Tony, Joe and Sammie ARE next to each other?
What have YOU tried? A hint: Fine how many ways 12 people can line up if Tony, Joe and Sammie ARE next to each other?
pka Elite Member Joined Jan 29, 2005 Messages 11,971 Jul 16, 2021 #3 ssamiiiii said: How many ways can 12 people line up if Tony, Joe, and Sammie can not be next to each other? Click to expand... Nine people create ten places to put three people to separate them.
ssamiiiii said: How many ways can 12 people line up if Tony, Joe, and Sammie can not be next to each other? Click to expand... Nine people create ten places to put three people to separate them.