A 'captivating' maths brainteaser is leaving Brits utterly ... Well, it's time to put that theory to the ultimate test with this devilishly tricky numerical puzzle that 99 per cent of people ...

The global TIMSS test found that 64 per cent of Australia ... and 85 per cent in Hong Kong performed at a proficient level in year 8 maths. Australia’s year 4 science students performed ...