If eleven plus two equals one, what does nine plus five equal?

If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?

Which is heavier: a ton of bricks or a ton of feathers?

Find the next number in the series below

21 32 54 87 131 ?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?

What demands an answer, but asks no questions

What does this simple rebus mean?

A convention is held where all the big logicians are summoned. The master places a band on everyone's forehead. Now all of them can see others bands but can't see his own. Then they are told that there are different colours of bands. All the logicians sit in circle and they are further explained that a bell will ring at regular intervals. The moment when a logician knew the colour of band on his forehead, he will leave at the next bell. If anyone leaves at the wrong bell, he will be disqualified.

The master assures the logicians that the puzzle will not be impossible for anyone of them. How will the logicians manage ?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?