Look at the picture and find out which square is not linked with any of the other squares.

You have two buckets - one holds exactly 5 gallons and the other 3 gallons. How can you measure 4 gallons of water into the 5 gallon bucket?

(Assume you have an unlimited supply of water and that there are no measurement markings of any kind on the buckets.)

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?

If six children and two dogs were under an umbrella, how come none of them got wet?

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

A chess tournament is taking place on knock-out terms (the one who loses the match is out of the game).
(a) If 10 matches are played in total, how many players participated?
(b) If 20 players took part in the tournament, how many matches were played?

All Marigolds are flowers.
Few Flowers are used to make colors.
Therefore, some Marigold are used to make colors.

True Or False?

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?