Different tests have different rules.
96 points
12.5
It depends on the quiz.
16.5% for each error
points each question worth on 8 question exam?
96 points
12.5
1 per question.
It depends on the quiz.
If the test is worth 100 points, each question would be worth approximately 2.86 points.
100/150 = 2/3 a point for each question
16.5% for each error
2.381 points each
Generally, in a 10 question quiz, each question carries equal value. However the points given (1,2 or 3...) is determined by the organizer and it may vary in different contests.
points is each question worth on a 12 question exam?
points each question worth on 8 question exam?
As many points as the person who designed the test wants. And they need not be the same for each question, either.