An AS-level maths exam featured an "impossible" question that was worth more than 10% of the overall mark. The test was taken by nearly 6,800 students last Thursday, and the offending question was ...

Add Yahoo as a preferred source to see more of our stories on Google. In 1993, Hungarian mathematician Paul Erdős—one of the most prolific mathematicians of the 20th century—posed a question with two ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." In 1993, Hungarian mathematician Paul Erdős—one of the most prolific mathematicians of the 20th ...

The final couple of questions in recent maths papers are extremely difficult, one teacher explained ...