Jayla M.

asked • 02/08/17

What is the maximum number of friends who could appear in a photo that Fiona does not appear in?

An album contains photos picturing 7 friends: Al, Billy, Christina,Delores, Ed, Fiona, and Gloria. The friends appear either alone or in groups with one another, in accordance with the following: Ed appears in every photograph that Billy appears in. Billy appears in every photo that Delores appears in. Al appears in every photo that Fiona does not appear in. Neither Christina nor Al appear in any photo that Ed appears in. What is the maximum number of friends who could appear in a photo that Fiona does not appear in?

1 Expert Answer

By:

Jonathan C. answered • 02/09/17

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