Notes from the underground
barang dot sg
Updated 2 December 2023
40. Multiple choice

Which of the following is the correct answer to this question?
a.  All of the below
b.  None of the below
c.  All of the above
d.  One of the above
e.  None of the above
f.  None of the above

The puzzle above is from Ross Honsberger’s More Mathematical Morsels (1991). If you found it absurd, try the one shown here in the photo, which is even more daft!