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?

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

On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?

What will you call your mother's brother's brother-in-law?

I am Huge on Sunday and Saturday.
I am small from Tuesday to Thursday.
I do not exist on Monday and Friday.
Who am I?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

John is 45 years older than his son Jacob. If you find similarities between their ages, both of their ages contain prime numbers as the digits. Also, John's age is the reverse of Jacob's age.

Can you find their ages?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

A container contains 100 eggs. They can be either fresh or rotten. What is sure is the fact that there is at least one fresh egg in that container.

If you are asked to pick two eggs randomly from the container, at least one of them will be rotten.

Can you calculate how many eggs in that container are fresh?

What does this mathematical rebus means ?