Buddy1111 Buddy1111
  • 24-10-2016
  • Mathematics
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Ann, Mara, Jenny , Tina, and Sue are sisters. Two of the five sisters must help their fatherat his business each Saturday.How many combinations of two sisters are possible?

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sewertiger1
sewertiger1 sewertiger1
  • 24-10-2016
there are 10 combinations
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