Level 1
Ben had $20f. It cost $2f to play a game in the arcade and he played 7 games. If he paid 80 cents for the entrance fee, how much money did he have left in dollars?
Level 2
The rectangle is divided into 4 sections A, B, C and D. Area C is 15% of the area of the rectangle. What percentage of the rectangle is the area of B?
Level 2
The rectangle is divided into 4 sections A, B, C and D. Area C is 15% of the area of the rectangle. What percentage of the rectangle is the area of B?