Mathematics
Medium
Question
A question paper had 10 questions. Each question could only be answered as true(T) of False(F). Each candidate answered all the questions, Yet no two candidates wrote the answers in an identical sequence. How many different sequences of answers are possible?
A
20
B
40
C
512
D
1024
✓ Official correct answer
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A
20
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B
40
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C
512
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D
1024
No member explanations yet for this option.