.. more ‘maths in the real world’, courtesy of mathsforlaughs..
…This second one is only there to give me the chance to state that there are 10 kinds of people in the world – those who understand base 2* and those who don’t..
(* I suppose, in this computer age, I should refer to base 2 as ‘binary notation’. Also, it’s just been pointed out to me that there are actually 11 kinds of people… those who understand unary notation and those who don’t. Glad we cleared that up..)