Can you solve the maths question for Singapore schoolkids that went viral? | Science | The Guardian

Can you solve the maths question for Singapore schoolkids that went viral? | Science | The Guardian:


and the solution is ...


http://www.theguardian.com/science/alexs-adventures-in-numberland/2015/apr/13/how-to-solve-albert-bernard-and-cheryls-birthday-maths-problem

'via Blog this' The Honourable Schoolboy