Some students appeared for a physiological exam in which each question had 4 choices . The student , who will give all the answers correctly , will be declared passed .
If all students answerd differently and out of all students , 255 failed , then the total number of questions in the test was
A . 3
B . 4
C . 5
D . 6
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Answered by
11
Answer:
no
Step-by-step explanation:
the question doesnt make sense......
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