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 ?
Find the missing number in the image below.
Name the three-letter word that can complete the below words? A) L O _ _ _ E B) E D U _ _ _ E C) _ _ _ E R D) _ _ _ T L E
If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?
What is black when you buy it, red when you use it, and gray when you throw it away?
What is always in front of you but can’t be seen?
You have two buckets of 11 liters and 6 litres. How can you measure exactly 8 litres?
In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?
The following alphametic has only one solution. Can you find it? ENLIST + SILENT + LISTEN = ANAGRAM PS: You may start the number from 0.
What has one eye, but can’t see?
The horse jumps over the king. Strangely there is absolutely no scratch on him. Can anyone explain, how is this possible?
In Canada, a mathematical puzzle must be solved in order to win the lottery to classify it as a “game of skill” not gambling.