When you have the average production of three machines, it is easy to calculate the average or mean production. You just add ...

Sales price variance is the difference between the price a business expects to sell its products or services for and what it actually sells them for.

For math test scores above 750, males outnumber females by almost 2 to 1, and for test scores between 700-740, the ratio is about 1.6 males for every female.

A t-test is an inferential statistic used in hypothesis testing to determine if there is a statistically significant difference between the means of two samples.

Revise changing the subject of a formula for your National 5 maths exam with Bitesize Scotland interactive practice quizzes covering feedback and common errors.

MATHS MATTERS Rishi Sunak’s plan to make everyone learn maths ’til 18 is a winning formula – here’s why, says TV legend Johnny Ball ...

A MATHS whizz reckons he has the formula for finding love — but it could take at least 37 tries. Dr Gihan Marasingha said his equation for Valentine’s Day is aimed primarily at online daters.

When it comes to travelling, it can be tricky to work out exactly how much underwear you need to pack. To make packing easier, a woman has shared her simple maths formula.

UCL maths expert Dr Nick Ovenden has produced a mathematical formula that will guarantee the perfect tennis serve, first time and every time.

On Friday afternoon, Blakehurst High students who were among the 16,514 sitting the mathematics exam – which for the first time included a reference sheet of formulas – returned a mixed verdict.