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8. In an examination of 9 papers, a candidate has to pass in more papers than the number of papers in which he fails in order to get the success. The number of ways in which he can fail (A) 128 (B) 256 (C) 255 (D) 9 × 8!

Deepak Sharma , 14 Years ago
Grade 11
anser 1 Answers
SAGAR SINGH - IIT DELHI

Last Activity: 14 Years ago

Dear student,

The number of ways he can fail=2^8-1=255

Hence c) is the correct option.

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