A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

In a certain country ½ of 5 = 3. If the same proportion holds, what is the value of 1/3 of 10?

What does the below rebus riddle means?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

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

On this table for two, something is missing for the other one. Your task here is to find the food item that does not have its pair on the table.

Take away the whole and some still remain. What is it?

What demands an answer, but asks no questions

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

In front of you, there are 9 coins. They all look absolutely identical, but one of the coins is fake. However, you know that the fake coin is lighter than the rest, and in front of you is a balance scale. What is the least number of weightings you can use to find the counterfeit coin?