einsteinA maths problem that first appeared in a test for Singapore’s elite high school students has baffled Internet users around the world after it went viral, prompting a rush of attempts to solve it.
The question, involving a girl asking two boys to guess her birthday after giving them scant clues, first appeared in an April 8 test organised by the Singapore and Asian School Math Olympiads (SOSMA).
It was meant for 15- and 16-year-old elite secondary school students, but swiftly went global after a local television news presenter posted it on his Facebook page Saturday.
If you believe you’re a genius, solve it below.
Post your answer below, then compare to the solution on this link.