Reply To: Maths
MAGIC SQUARES – PART 3
#7
Show that no 2×2 magic squares exist (other than the trivial case where all numbers in the square are equal).
#8
Solve the following 4×4 magic square (repeat numbers valid) – decimals may appear!
?? ?? 20 02
?? ?? ?? 01
22 ?? ?? ??
05 10 20 23
This is a bit more relevant to the National Cipher Challenge: 2002 marked the year of the (01)st Cipher Challenge. The 22nd edition will commence on 05/10/2023.