You have the misfortune to own an unreliable clock. This one gains exactly 22 minutes every hour. It is now showing 10:15am and you know that is was correct at midnight, when you set it. The clock stopped three hours ago, what is the correct time now?
[Ref: ZKTZ] © Kevin Stone
Can you find the two smallest non-zero whole numbers such that the difference of their squares is a cube and the difference of their cubes is a square?
I have 55p in my pocket. Can you tell me what two coins they are if I say that one of them is not a 5p coin?
Hint: This might be a trick question.
Answer: 50p and 5p: one of the coins is not a 5p but the other one is!
What is the shortest word in the English language?
Hint: A very easy question.
Answer: A or I.
Unless you measure both with a ruler, then you could argue that it's I.
Unless you're answering the question 'What is the shortest word in the English language?', then it's the word 'the'.
What is the longest word in the English language?
Answer: Language: in the phrase 'the English Language', language is the longest word!