Learn and revise how to plot coordinates and create straight line graphs to show the relationship between two variables with GCSE Bitesize Edexcel Maths.

The debt service coverage ratio (DSCR) is used to measure a company’s cash flow available to pay current debt. Learn how to calculate the DSCR in Excel.

Excel and Google Sheets have three functions to calculate the internal rate of return: IRR, XIRR, and MIRR. Learn how these functions can calculate investment returns.

Focusing on model comparisons and their associated graphs can be used effectively here as in other cases to teach simply and correctly the logic of the statistical test.

Bluesky is the latest app users are flocking to in an effort to replace X. We answer all your questions about the social network.

Mkhwanazi's mention of the controversial X account Chris Excel hasn’t been met with positivity.

Hang Seng Index | historical charts for HSI to see performance over time with comparisons to other stock exchanges.

Schools, parents face teen mental health crisis with fear of students turning to AI therapists by Lexi Lonas Cochran - 08/22/25 6:00 AM ET ...

India's state oil refiners will continue to use annual contracts to secure oil supplies and hedge against market volatilities as the future of cheap Russian purchases is in doubt, the oil ministry ...

A Michigan teen was goaded into sharing an intimate photo that scammers threatened to expose unless he paid up.

The California governor’s press office is mimicking President Trump’s distinctive Truth Social style on X. Liberals love it. The White House says it’s “just getting weird at this point.” ...