I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

If 1+9+8=1, what is 2+8+9?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

A mile-long train is moving at sixty miles an hour when it reaches a mile-long tunnel. How long does it take the entire train to pass through the tunnel?

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

You have a 12 liters jug full of water. You have two empty 8 liters and 5 liters jug. How can you divide the water into two equal parts using these jugs?

How many letters are in the alphabet?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

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

Can you count the number of triangles inside a triangle?