Level 3 Rachel and Cindy had the same number of chocolate bars at first. After Rachel received another 37 chocolate bars and Cindy gave away 29 chocolate bars, Rachel had 4 times as many chocolate bars as Cindy. How many chocolate bars did each of them have at first?
Level 3
The total heights of three ostriches is 1225 cm. Ostrich A is twice as tall as Ostrich B. Ostrich C is twice as tall as Ostrich A. What is the height of Ostrich C?
Level 3 Kimberly and George had the same amount of money at first. After Kimberly spent $169 on a wallet and George received $65 from his father, George had 4 times as much as money as Kimberly. How much money did Kimberly have at first?
Level 3 Dylan and Paul had an equal number of sweets at first. Dylan and Paul ate 69 and 9 sweets respectively. In the end, Paul has five times as many sweets as Dylan. How many sweets did each of them has at first?
