3 increased
- 3 increased by z
- 3 increased by 250
- 3 increased by x
- 3 increased by 20
- 3 increased by 2
- 3 increased by 5
- 3 increased by 4
- 3 increased by 12
- 3 increased by 50
- 3 increased by a number times 2
- 3 increased by 250 percent
- 3 increased by a number
- 3 increased by 100
- 3 increased by a number x is 9
- 3 increased by 50 percent