A standard deck of cards consists of four suits (clubs, diamonds, hearts, and spades), with each suit containing 13 cards (ace, two through ten, jack, queen, and king) for a total of 52 cards in all.
How many 7-card hands will consist of exactly 2 hearts and 3 clubs?
Notice that to determine the number of outcomes required you to use the combination forumula several times and then multiply the results using the multiplication principle.