If there are a total of 15 questions on a test, and you need an 80% to
pass, can you tell me how many you can miss? What is the percentage if
you miss 1, 2, or 3 questions etc. And how do I calculate that?

2012-01-25 Michael Anderson

The Grade Doctor says:

12. If you don't know how to calculate % I suggest you talk to a math teacher.