Brain Teaser Puzzles Answer

You’ve found the answer to one of our logic puzzles. There are several other puzzles to try to figure out. Please click to see all our brain teasers.

Civil Service Candidates - Answer

The correct answer sequence is No, Yes, No, Yes, No.

The number of possible sequences for the answers is 2 [superscript 5] = 32.

The number of sequences which have 0, 1, 2, 3, 4 and 5 answers correct is 1, 5, 10, 10, 5 and 1, respectively.

We know that since the six candidates were equally best and seven scored lower, the six must have had three correct answers. This can happen only with the correct answers given above.