It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

What do you get if you add 2 to 100 four times?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

I am sometimes honest
Sometimes dishonest
I can be sweet and also bitter
I can hurt you real bad and
also make u smile and blush ☺️
What am I?

I have one of the three numbers: 1, 2, or 3 in my mind. I speak only truth. You can ask me just one question for which I will only reply in yes or no or don't know. What question will you ask from me so that you are able to know the number?

On a bright sunny day, two fathers took their son fishing in the lake. Each man and son were able to catch one fish. When they returned to their camp, there were only three fishes in the basket. What happened?

PS: None of the fish were eaten, lost, or thrown back.

Our product and our sum always give the same answer. Who are we?

There are 3 apples in the basket and you take away 2. How many apples do you have now?

Name a key which is hardest to turn.

Count the squares in the matchstick puzzle below?