0580/13 Oct/Nov 2024, Question 16: Dividing in a Given Ratio
Cambridge IGCSE Mathematics 0580 · Paper 13 (Core) · Calculator · 2 marks
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The question, in short
Given that 63 pens sold represent 7/9 of Rio's total purchase, determine the total number of pens he originally bought.
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Solution · 2 marks
- 11/9 of the pens = 63 ÷ 7 = 9
- 2Pens bought = 9 × 9 = 81
Answer81
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