Colin Rizzio found the first known mistake in the Scholastic Assessment Te st

UNITED STATES. A 17-year-old high school student from New Hampshire has proved himself smarter than the people who produce the most influential standardised test for college admission in the US.

Colin Rizzio found the first known mistake in the Scholastic Assessment Test in 15 years, forcing its authors to add 30 points to his score and those of an estimated 45,000 fellow high school students.

It took three college-level maths experts to confirm that the algebra question on the test's math section had more than one possible answer.

Log in or register for FREE to continue reading.

It only takes a moment and you'll get access to more news, plus courses, jobs and teaching resources tailored to you