(i) The number of ways in which 52 cards be divided equally among four players in order=82C13​×19C13​×26C13​×13C13​=(13!)4(52)!​(ii) The number of ways in which a pack of 52 cards can be divided equally into four groups of 13 cards each =4!52C13​×39C18​×26C18​×13C13​​=4!(13!)4(52)!​(iii) The number of ways in which a pack of 52 cards be divided into 4 sets, three of them having 17 cards each and the fourth just one card=3!52C17​×85C18​×18C17​×1C1​​=3!(17)3(52)!​