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Puzzles

One activity that many of our members enjoy is puzzling! You can test yourself for fun with our brainteasers. Our quizzes and conundrums are updated regularly, so do check back on the page for the latest content, and if you get really good at them, why not find out what your IQ is by booking a Mensa Supervised IQ Test?

Week 8 – Thursday

A dieter has portioned out the day’s calories into five small meals.

For the first meal she eats one third of the total calories.

For the next meal she eats a quarter of what is left.

For the third meal she eats two fifths of the remaining calories

and for the fourth meal she eats half of what she has left.

The dieter now has 180 calories remaining.

How many calories has she eaten?

  • Show Answer

1020.

Puzzles for business use

We are also able to supply puzzle content to businesses, tailored to your needs. This can range from one-off media projects for marketing campaigns and content for newspapers, magazines and company websites, to long-running partnerships and licensing agreements.

Find out more by contacting our marketing team, via: communications@mensa.org.uk