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
Luke and Sam had an equal number of lollipops at first. After Luke bought another 6 lollipops and Sam lost 9 lollipops, Luke had thrice as many lollipops as Sam. Find the number of lollipops each of them had at first.
Level 3
Min and Tina had an equal number of candies. After Min bought another 20 candies and Tina bought another 6 candies, Min had thrice as many candies as Tina. Find the number of candies each of them had at first.
