Answer:
50
Step-by-step explanation:
This is my reasoning:
There were 100 questions she would have answered 6 incorrectly. We now that she answered 3 incorrectly so it must have been 50 questions.
Below.
-5/8 * 1/3 = -5/24
-5/12 * 1/2 = -5/24
-5/6 * 1/4 = -5/24.
B
a