How many bananas can you eat if your stomach is empty?

Can you identify the hidden rebus in the image below?

A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

How many triangles are there on the puzzle below?

Can you count the number of blocks in the picture below?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

Which flower has two lips?

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

What am I?