Most adults get this wrong – but I’m intrigued to see if you can solve this math test. Recently, a new type of challenge has appeared on the net, although the quizzes themselves are not particularly new. It’s about good old-school...

Here we bring you some of the interesting questions that we would like you to give a try. And do let us know what was your score. Scroll down to check your answers, and let’s get started! Think you can ace this...