Cristina was born in 1888. She just had her 30th birthday today how did that happen?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

A Car driver was heading down a street in Washington. He went right past a stop sign without stopping, he turned left where there was a 'no left turn' sign and he went the wrong way on a one-way street. Then he went on the right side of the road past a cop car. Still, he didn't break any traffic laws. Why not?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

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

There’s a one-story house in which everything is yellow. Yellow walls, yellow doors, yellow furniture. What colour are the stairs?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

Two boys were admitted to a school. When the headmaster asks them about their parents, they tell him that they have same parents (father and mother). On further inquiry, it turns out that they both share the same date for their birthday.

"Are you twins," ask the headmaster.
"No," replies the boys.

Is it possible?

A bomb goes off.
Carnage.
One person, only a few feet away, survives! How can this be?