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4MA1/2F Nov 2021, Question 10: Fractions of an Amount

Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2F (Foundation) · Calculator · 6 marks

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The question, in short

Three-part question on fractions, percentages and proportion: express 25 out of 145 as a simplified fraction, find 9 as a percentage of 25, and use the cost of 16 sandwiches (28 euros) to find the cost of 27.

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Part (a) · 2 marks

Write 25 as a fraction of 145 and give it in simplest form.

  1. 1Write as a fraction: 25/145
  2. 2Divide top and bottom by 5: 5/29

Answer5/29

Part (b) · 2 marks

Work out 9 as a percentage of 25.

  1. 19 out of 25 as a fraction: 9/25
  2. 29/25 × 100 = 36%

Answer36

Part (c) · 2 marks

Given 16 sandwiches cost 28 euros, work out the cost of 27 sandwiches.

  1. 1Cost of one sandwich: 28 ÷ 16 = 1.75 euros
  2. 227 sandwiches: 1.75 × 27 = 47.25 euros

Answer47.25

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