JAMB UTME 2015
JAMB Economics 2015 past questions
5 objective questions from the 2015 JAMB Economics paper. Answer each one, then reveal the answer and explanation.
Question 1
RevenueA firm sells 50 units of a good at ₦200 each. What is its total revenue?
- Option A: ₦250
- Option B: ₦10,000
- Option C: ₦5,000
- Option D: ₦20,000
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Answer: B, ₦10,000
Total revenue = price × quantity = 200 × 50 = ₦10,000.
Question 2
Money and bankingThe lender of last resort in Nigeria is the
- Option A: First Bank of Nigeria
- Option B: Central Bank of Nigeria
- Option C: Bank of Industry
- Option D: Nigerian Exchange
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Answer: B, Central Bank of Nigeria
The central bank lends to commercial banks when no one else will.
Question 3
National incomeGross national product equals
- Option A: GDP minus depreciation
- Option B: GDP plus net income from abroad
- Option C: GDP plus indirect taxes
- Option D: GDP minus exports
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Answer: B, GDP plus net income from abroad
GNP adds net factor income from abroad.
Question 4
PopulationThe dependency ratio compares
- Option A: men with women
- Option B: births with deaths
- Option C: dependants with the working population
- Option D: urban with rural people
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Answer: C, dependants with the working population
It compares the young and old with those of working age.
Question 5
ElasticityWhen the price of a commodity rose by 10%, the quantity demanded fell by 5%. Calculate the price elasticity of demand.
- Option A: 2
- Option B: 0.5
- Option C: -5
- Option D: 1.5
Show the answerHide the answer to question 5
Answer: B, 0.5
PED = % change in quantity ÷ % change in price = 5 ÷ 10 = 0.5.
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