Level 3
There are 60 blue balls and 18 red balls in a basket. 23 of the blue balls are dented. All the red balls are not dented. How many more red balls than blue balls are not dented?
Level 3
Esther spent 12 of her money on some pies and 37 of her remaining money on 8 buns. Each bun cost thrice as much as a pie. How many pies did she buy?