Can you solve it? Sexy maths
by Alex Bellos from on (#6V0MC)
The eternal appeal of prime numbers
UPDATE: Read the solutions here
Today's puzzles celebrate prime numbers - those beguiling numbers that divide only by themselves and 1, a sequence that begins 2, 3, 5, 7, 11, 13, and carries on forever.
The first question was suggested by Steve Thompson...a maths teacher who became one of the UK's most successful TV screenwriters.
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