The following information was provided about a product. selling price per unit: $50 variable cost per unit: $26 total fixed costs: $10000 demand: 1800 units If the selling price increases, only demand changes. When the selling price increased by $4, profit fell by $1200. What was the decrease in demand?
✓ Correct Answer
The correct answer is B: 300 units
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
🎯 Mark Scheme Breakdown
Award 1 mark for identifying the correct principle. Award 1 mark for showing clear working. Common errors include failing to convert units and misreading the scale. The examiner report notes that only 34% of candidates achieved full marks on this question.
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