question:
Ann,Ben,Carl,Donna and Eric are friends.
They have four tickets for a concert.The order in which they sit at the concert doesn't matter.
Ben must go to the concert.
If Eric goes to the concert, Donna must go too.
List all the different groups of four who could go to the concert.Remember order doesn't matter.
HELPPPPPPPPPPPPP!!!!!!!!!!!!!!PLLZZZZZZZZ!!!!!!!!!!!!
Ann,Ben,Carl,Donna and Eric are friends.
They have four tickets for a concert.The order in which they sit at the concert doesn't matter.
Ben must go to the concert.
If Eric goes to the concert, Donna must go too.
List all the different groups of four who could go to the concert.Remember order doesn't matter.
HELPPPPPPPPPPPPP!!!!!!!!!!!!!!PLLZZZZZZZZ!!!!!!!!!!!!