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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?

3/6/25 – South Africa

Cities in South Africa have been allocated a number according to a certain logic. Can you work out the value of JOHANNESBURG?

DURBAN     3

CAPE TOWN     4

BLOEMFONTEIN     5

PRETORIA     6

PORT ELIZABETH     7

JOHANNESBURG     ?

Puzzle courtesy of Mensa member Peter Hooton

  • Show Answer

JOHANNESBURG = 6

The number refers to the number of letters within each city’s name that can be found in the title “South Africa”.

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