You got 70 questions on a test right. You received a score of 80%. How many total questions were on the test?
You scored an 80% on a test. The test had a total of 75 questions on it. How many questions did you get correct?
You took a test that had 60 questions on it. You got 20 questions wrong.

a) what fraction of the questions did you get right?
b) what percentage of the questions did you get right?