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Math 8 · Unit 12: Ratio and proportion · Cambridge Lower Secondary Maths Stage 8

12.1 Simplifying ratios

15 questions · e.g. Simplify 24 : 36.

Practice

Questions

  1. 1. Simplify 24 : 36.

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  2. 2. Simplify 50 cm : 2 m.

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  3. 3. Write 4 : 10 in the form 1 : n.

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  4. 4. Simplify 15 : 25 : 40.

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  5. 5. Simplify 750 g : 1.5 kg.

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  6. 6. Simplify 1.2 : 0.4.

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  7. 7. Simplify 45 minutes : 2 hours.

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  8. 8. Simplify ½ : ¾.

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  9. 9. A class has 12 boys and 18 girls. Ratio girls : boys?

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  10. 10. Write 5 : 8 in the form 1 : n.

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  11. 11. Are 6 : 9 and 10 : 15 equivalent?

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  12. 12. Simplify 80c : $2 (100c = $1).

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  13. 13. Simplify 7 : 21.

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  14. 14. A map scale 2 cm : 1 km. Simplest form?

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  15. 15. Simplify 0.6 : 1.8.

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