§3.5 in three short videos. The first two take the formulas one at a time — profitability, then liquidity — with the worked examples from the Oxford book on the board as they are said. The third is a conversation: what a business actually does when a ratio comes back bad. Watch them in order, or jump to the one you need.
3 videos
3:54 of teaching
Business Management — Course Companion (Oxford 2022)