Ms. Quarles gave the same math unit test to all her classes she grades 25% of the test, which is 30 papers. How many students does Ms Quarles have in total.

1 answer

If 30 papers represent 25% of the test, then 100% of the test would be represented by multiplying 30 by 4, which equals 120 papers in total.

Therefore, Ms. Quarles has 120 students in total.