Level 3
At first, Xandy, Yoko and Zach had some sweets in the ratio 5 : 3 : 4 respectively. Xandy had 190 sweets. Then he gave all his sweets to Yoko and Zach. After receiving the sweets from Xandy, Yoko and Zach had the same number of sweets. How many sweets did Yoko receive from Xandy?
4 m
Level 2
The figure is made up of two squares X and Y. The length of square X is equal to AO, and AO = OB. If the area of the shaded region is 9 cm2, find the length of square Y.
3 m
Level 3
Jane and Wendy had equal amount of money. Each day, Jane spent $4 and Wendy spent $5. When Jane had $60 left, Wendy had 45 as much money left as Jane. How much money did the two girls have at first?
4 m
Level 3
Amanda and Joe have some books in the ratio 3 : 7. Amanda has 72 less books than Joe. How many books must Joe give to Amanda so that they will have the same number of books?
4 m
Level 3
The graph shows the amount of savings 3 children had.
  1. How much money must Betty give Charles so that they will have the same amount of money?
  2. How much money must Adeline give Charles so that Charles will have $2 more than her?
4 m