How is the moon similar to a dollar?

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

Remove two matchsticks to make the below equation correct.

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

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

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

Which is the correct shadow of the bird?

What Does this text mean:

important=important

Peter wakes up daily to pick up his cycle and crosses the border between Spain and France daily with a bag on his shoulder. He is investigated daily by the officials but they don't find anything suspicious.

If we tell you that he is smuggling something what would it be?