There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

I come in different shapes and sizes.
Parts of me are curved, other parts are straight.
You can put me anywhere you like,
but there is only one right place for me.
What am I?

What am I?

What is the word or phrase below?
R | E | A | D

How can you make number one disappear by adding something to it?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

Count the Triangle in the figure given below:

Find out which of the given views in the picture is accurately the top view of the given pyramid.

I got a bee but no honey.
got an eye but am still blind.
got a sea but no water.
got a tea but no coffee.
got a why but no answer.

What Am I?