JAMB 2009 Economics | Price Elasticity of Supply Made Easy (Step-by-Step)

This is a simple JAMB 2009 question on Price Elasticity of Supply (PES) — but many students still make mistakes. 📘 Question: Price change = 8% Quantity supplied: 600 → 660 Find the price elasticity of supply. 🧠 What you’ll learn: • How to calculate percentage change in quantity • How to apply the PES formula correctly • Why you should use given percentages directly • Common mistakes to avoid in exams 🎯 Formula: PES = % Change in Quantity Supplied ÷ % Change in Price 📌 Final Answer: 1.25 (Elastic Supply) 💡 Exam Tip: If percentage change in price is already given, use it directly. 👉 Subscribe to Sir Gee Tutorials for WAEC, JAMB, Accounting & Mathematics made simple. #JAMBEconomics #WAECEconomics #PriceElasticityOfSupply #EconomicsMadeEasy #JAMB2026 #Elasticity #ExamPrep #LearnEconomics #SirGeeTutorials #PastQuestions