John was piloting a plane behind a car but was never able to overtake it. Why?

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

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

What Word am I Looking For ?

You have a square. What you have to do is cut and reassemble the square such that you create a Red Cross sign that has the same volume as that of the square.

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

I am a type of food that is often found in the fridge and can be white in colour. What I am?
Hint 1: I am a dairy product.
Hint 2: You can spread me on the bread.

Count the number of triangles in the given picture.

What does this Rebus Picture mean?

First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

How can you write nineteen in a manner that if we take out one, it becomes twenty?