TACHS Math: Percent Practice

1. 30% of the class chose chocolate as their favorite flavor. If 9 chose chocolate, how many students are in the class?

20

30

270

27

2. 40% of the class chose chocolate as their favorite flavor. If 12 did not choose chocolate as their favorite flavor, how many students are in the class?

20

30

48

72

3. In a school of 500 students, 20% don't have any siblings. How many students don't have any siblings?

20

480

1,000

100

4. In a school of 450 students, 30% don't have any siblings. How many students have at least one sibling?

30

135

315

420