So when I recently came across an early 1970s HP 7041A X-Y recorder while clearing out my parents’ attic, I knew that I just ...

Solving linear equations - AQA Solving equations Forming, using and solving equations are skills needed in many different situations. From balancing accounts to making sense of a mobile phone bill ...

The straight line through two points will have an equation in the form \(y = mx + c\). We can find the value of \(m\), the gradient of the line, by forming a right-angled triangle using the ...

Producer surplus is the benefit that producers receive when they sell a product for a price higher than the price they would be willing to accept.

1 SDR per currency rates are based on the representative exchange rate for each currency. Chinese renminbi refers to the name of the currency, while Chinese yuan refers to the currency unit. 2 ...

The currency value of the SDR is determined by summing the values in U.S. dollars, based on market exchange rates, of a basket of major currencies (the U.S. dollar, Euro, Japanese yen, pound sterling ...

Find out the full results for all the drivers for the latest Formula 1 Grand Prix on BBC Sport, including who had the fastest laps in each practice session, up to three qualifying lap times ...