7 wrong out of 22 questions = 31.8% wrong. 15 correct out of 22 questions = 68.2% correct. I hope it wasn't a math test.
Even if you assume the questions are all worth the same number of marks, the answer may well depend on the grade boundaries.
Yes, some do. Many answer questions about themselves.
71% of the questions were answered correctly
10 questions
Who, what, where, when, why, how
7
Mike would have completed 7 questions to get to just about 60% of the test. (7 / 12 = 0.58)
u cant
7%
28%
41 questions (if you got 83 percent, then that means you got 34 questions right)