Level 3
Ethan and Frank had 78 picture cards. After Ethan gave 15 picture cards to Frank, Ethan had twice as many picture cards as Frank. How many picture cards did Ethan have at first?
Level 3 Fabian and Ivan have a total of $388. If Ivan gives Fabian $21, Fabian will have thrice as much money as Ivan. How much money has each of them at first?
Level 3
Samuel has 154 cards. Harish has twice as many cards as Samuel. How many cards must Harish give Samuel so that both of them will have the same number of cards?
Level 3
Linda and Tiffany have 150 marbles altogether. Tiffany has twice as many marbles as Linda. How many marbles must Tiffany give to Linda so that they have the same number of marbles?
Level 3
John had thrice as much money as Melissa. After John had given Melissa $140, they had an equal amount of money left. How much money did each of them have at first?
