Yolanda's collection has 2 times as many sports cards in it as Antonio's collection. Together, they have 18 sports cards. How many sports cards are in Yolanda's collection? How many sports cards are in Antonio's collection? The following sentence is followed by a list of options within a dropdown menu. Select the person with more sports cards: Enter the number of sports cards in Antonio's collection. Enter the number of sports cards in Yolanda's collection.