A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?

Remove two matchsticks to make the below equation correct.

What Time Should the last watch show in the below figure?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

John is a strange liar.

He lies on six days of the week, but on the seventh day, he always tells the truth.

He made the following statements on three successive days:

Day 1: "I lie on Monday and Tuesday."
Day 2: "Today, it"s Thursday, Saturday, or Sunday."
Day 3: "I lie on Wednesday and Friday."

On which day does John tell the truth?

What begins with T, ends with T, and has T in it?

Rob is taller than Edwin, and Jurgen is shorter than Rob.
Of only one of the following statements, we now certainly know it is correct:

A.Edwin is taller than Jurgen
B.Jurgen is taller than Edwin
C.It cannot be determined if Jurgen or Edwin is the tallest.

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

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 ?