Level 3
Amelia had twice as many hair clips as Betty. After Betty had bought another 90 hair clips, Betty had 3 times as many hair clips as Amelia. How many hair clips did Amelia have?
Level 3
Jonas had 3 times as many cards as Dave. After Dave bought another 120 cards, Jonas had twice as many cards as Dave. How many cards did the two boys have altogether in the end?
Level 3
Jane had twice as many stickers as Bernard. After Bernard bought 80 stickers, he had thrice as many stickers as Jane. How many stickers did Jane have?
Level 3
Ken had 6 times as much money as Andrew. After Ken had spent half of his money, he had $34 more than Andrew. How much money did Ken have at first?
Level 3
Don and Tom shared 420 stamps. Don got 3 times as many stamps as Tom. How many stamps must Don give Tom so that both of them would have an equal number of stamps?
Level 3
There were 28 more students in Group A than in Group B. If 9 students transferred from Group A to Group B, how many more students would be in Group A than in Group B?
