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1.3 How prices are determined

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Question 120

A car wash increases its price by 20%. The number of car washes demanded each week changes as shown.

Before the price changeAfter the price change
750660

Calculate the price elasticity of demand for car washes.

[2]
Markscheme

1.3 How prices are determined Questions

  1. GCSE
  2. /Economics
  3. /1.3 How prices are determined

236 exam-style questions on AQA GCSE Economics 1.3 How prices are determined, covering 1.3.1a Demand and the factors that influence it, 1.3.1b The demand curve, 1.3.2a Supply and the factors that influence it, 1.3.2b The supply curve, 1.3.3a Determining equilibrium price, 1.3.3b Applying diagrams and showing revenue, 1.3.4a Complements and substitutes, 1.3.4b Effects of changes on related markets, 1.3.5a Price elasticity of demand, 1.3.5b Factors affecting price elasticity of demand, 1.3.5c Measuring PED and its implications, 1.3.6a Price elasticity of supply, 1.3.6b Factors affecting price elasticity of supply, and 1.3.6c Measuring PES and its implications. Each one has a worked solution and a mark scheme showing where the marks go.

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