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 an equal number of pupils in classes 1X and 1Y. After 8 pupils transferred from Class 1X to Class 1Y, there are now 38 pupils in Class 1Y. How many pupils were there in each class at first?
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?
Level 3
Peter and Oscar had 180 stickers altogether. After Peter gave 21 stickers to Oscar, Peter had 3 times as many stickers as Oscar. How many stickers did Oscar have at first?
Level 3
Bus A and Bus B had a total of 180 passengers. When 16 passengers from Bus A moved to Bus B, Bus A had 4 times as many passengers as Bus B. How many passengers were there in Bus B at first?
Level 3
Nicholas and Cleon shared $60 equally. How much money must Nicholas give to Cleon so that Cleon will have three times as much money as Nicholas?
