MartyV12 MartyV12
  • 20-04-2017
  • Mathematics
contestada

in how many ways can seven airplanes line up for a departure on a runway if the plane with greatest number of passengers must depart first?

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JayzBruh
JayzBruh JayzBruh
  • 20-04-2017
6 * 5 * 4 * 3 * 2 * 1 = 720 different ways.
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