6 topics · every exam question type
⚖️1. The Alligation RuleThe cross rule: ratio, mean price, finding an unknown ingredient3 types🔁2. Removal & ReplacementRepeated dilution, the (1−x/V)ⁿ formula, what fraction to swap3 types💧3. Changing ConcentrationAdd or remove one ingredient to hit a target ratio or %3 types🧪4. Mixing Mixtures & AlloysCombine two mixtures/alloys, three-component prices3 types💰5. Pricing, Profit & LossMix to hit a target profit; gain/loss on a sold mixture3 types🍊6. Perishable Goods & Mixed BagSpoilage + markup, dishonest dealer, leftover patterns3 types