Level 3
The ratio of the amount of money Anna had to the amount of money Belle had was 6 : 7. Anna then gave ⁵₆ of her money to Belle. In the end, Belle returned $66 to Anna and they both had the same amount of money. How much money did each girl have at the beginning?

1. Anna
2. Belle

Level 3
If Adam's income is increased by 50% and
Bryan's amount is decreased by 30%,
both will get $2100 each.

1. How much is Adam's income?
2. How much is Bryan's income?
3. What is the difference between Adam's income and Bryan's income?

Level 3
Alan, Benjamin and Charles shared a bag of toy blocks. Benjamin took ³₅ as many toy blocks as Charles. Alan took twice as many toy blocks as the total Benjamin and Charles took. After Alan had given 20 to Benjamin and 4 to Charles, Benjamin gave 5 to Charles. In the end, all three of them had the same number of toy blocks. Find the difference between the number of toy blocks that Alan and Benjamin had at first.

Level 3
Molly, Nellie and Olivia had a sum of money. The amount of money Molly had was ⁴₅ of the amount of money Nellie had. The ratio of the amount of money Nellie had to the total amount of money Olivia and Nellie had was 3: 8. After Olivia gave $15 to Nellie, she had as much money as Nellie. How much more money did Olivia have than Molly in the end?

Level
Fred had ¹₂ as many erasers as Will. Will had ²₃ as many erasers as Rachel. After Fred and Rachel gave 12 erasers to Will, Will had four times as many erasers as Fred. Rachel then had the same number of erasers as Will.

1. What was the ratio of the number of erasers Fred had to the number of erasers Rachel had in the beginning? Answer in simplest form.
2. How many erasers did Will have in the end?