Prove that the below maths equation is true.

8 + 8 = 91

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

How many letters are in the alphabet?

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

I had an infinite supply of water and 5 litres and 3 litres jars.

How would you measure exactly 4 litres in the least number of steps?

A boy was driving a car, a girl took a lift from her. She asked his name. The boy said - my name is hidden in my car’s number, find it if you can. After this, she got down Car number was [ WV733N ] Can you guess the name now?

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

A charming young lady was approached by a kind looking old woman in a restaurant. The old woman said to her, 'You look exactly like my younger daughter. Sadly she passed away a couple of months back. Could you do me a favor and say 'Goodbye, mother' with a kind smile on your face when I leave?

The young lady agreed for the same and said, 'Goodbye, mother' when the old woman left. Soon after, she got the most disengaging shock of her life.

Can you guess what the shock was?

You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?