# Tag Archives: Brain Teasers

## Determine which of the following is an underlying assumption of the above argument

Given some facts, determine which of the following is an underlying assumption of the above argument

## Brain Teaser – Rectify this equality

How long will it take you to solve this equality?

## 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?

## Brain game – weighing 24 coins

What is the minimum number of weighings required to identify the coin, and why?

## 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.

## 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?

## Brain Riddle

This riddle must be done IN YOUR HEAD and NOT using paper and a pen.

## 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