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CAIE IGCSE Mathematics Core C1.11 Ratio and Proportion Questions

Practise ratio and proportion by simplifying amounts, sharing totals and working backwards from a known share or difference.

Syllabus
2028–2030
Course
Mathematics 0580
Level
Core

Exam points

  • simplify two- or three-part ratios after matching the order of the quantities
  • divide a total by the sum of ratio parts before calculating each required share
  • use a known share or difference between shares to find the multiplier and total

Covered syllabus points

C1.11.1 Understand and use ratio and proportion to: • give ratios in their

Question 1

[Maximum number: 3]

Elize, Lily and Marco start a business.

Elize invests $5000\$ 5000.

Lily invests $8000\$ 8000.
Marco invests $3000.

After one year they make a profit of $40000\$ 40000.
They share this profit in the ratio of their investments.
Work out how much they each receive.

Elize $

Lily $
Marco $

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