What is common among 11, 69, and 88?

Which tank will fill first?

A man was gazing through the window of the 23rd floor of the building. He suddenly opened the window and jumped on the other side of the window. On landing on the floor, there was not a sheer mark of injury on him.

How can that be possible if he did not use any kind of parachute and did not land on a soft surface?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

Wednesday, Steve and Pam go to a restaurant to eat lunch. After eating lunch, they pay the bill. But Steve and Pam do not pay the bill. So…who does?

Can you place six matchsticks in a manner that each of the matchsticks is in touch with the other five matchsticks?

What is the longest word in the dictionary?

In the Mexico City area, there are two Houses H1 and H2. Both H1 and H2 have two children each.
In House H1, The boy plays for Mexico Youth academy and the other child plays baseball.
In House H2, The boy Plays soccer for his school in Mexico and they recently have a newborn.

Can you prove that the probability of House-H1 having a girl child is more than that of House-H2?

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

Can you find a five letter word that is left with only two letters if one is removed?