Several decks of cards are displayed, none of which is complete. an assemble of quite a pile of cards is set out in which all the cards are dealt out evenly before playing. if two people are playing, one card is left outif three people are playing, two cards are left outif four people are playing, three cards are left outif five people are playing, four cards are left outif six people are playing, five cards and left outif seven people are playing, no cards are left outhow many cards are in this deck?