Given some facts, determine which of the following is an underlying assumption of the above argument
Read More »Brain Teaser – Rectify this equality
How long will it take you to solve this equality?
Read More »Brain Teaser – How long did Christopher live?
Christopher's youth lasted 1/6 of his life. He had his first beard in the next 1/12 of his life. At the end of the following 1/7 of his life Christopher got married. Five years from then his son was born. His son lived exactly 1/2 of Christopher's life. Christopher died 4 years after the death of his son. How long did Christopher live?
Read More »Brain game – weighing 24 coins
What is the minimum number of weighings required to identify the coin, and why?
Read More »Arrange the numbers 1-9 in a 3×3 square using each only once
A challenging brain teaser requiring you to pay close attention to details.
Read More »Two sand glasses – Brain Teaser
What is the quickest way to time a 9 minute cooking session with two sand-glasses of 4 and 7 minutes respectively?
Read More »Brain Riddle
This riddle must be done IN YOUR HEAD and NOT using paper and a pen.
Read More »Weekly brain teaser | A gang of 17 thieves steals a bag of gold coins
A thought-provoking brain teaser. A gang of 17 thieves steals a bag of gold coins
Read More »Weekly Brain Teaser | Consider a vertical wheel of radius 10 cm
A challenging brain teaser requiring you to utilize pi.
Read More »Weekly Brain Teaser-Do you remember Algebra?
Weekly brain teaser. Do you remember Algebra?
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