Practice with a curated collection of JAMB, WAEC, NECO, and school exam questions. Filter by subject, year, or exam type.
10,710questions available
12subjects covered
32years of exams
Showing 5251–5300 of 10710 questions
Instruction
JAMB Mathematics 2013
JAMB (UTME)
Mathematics
2013
Q5251.The radius of a circle is increasing at the rate of 0.02cm/s. Find the rate at which the area is increasing when the radius of the circle is 7cm.
Q5254.The bar chart above shows the allotment of time (in minutes) per week for selected subjects in a certain school. What is the total time allocated to the six subjects per week?
A960 mins
B200 mins
C460 mins
D720 mins
Correct Answer: D
$80 + 160 + 200 + 120 + 80 + 80 = 720$.
JAMB (UTME)
Mathematics
2013
Q5255.The pie chart above shows the statistical distribution of 80 students in five subjects in an examination. Calculate how many students offer Mathematics.
A50
B20
C30
D40
Correct Answer: D
$5x + 16x - 24 + 5x + 4x + 12 + 6x + 12 = 360 \Rightarrow 36x = 360 \Rightarrow x = 10$. Maths = $5x = 50$. (The provided answer D is a typo).
JAMB (UTME)
Mathematics
2013
Q5256.Find the mean of $t + 2$, $2t - 4$, $3t + 2$ and $2t$.
A$2t + 1$
B$t$
C$t + 1$
D$2t$
Correct Answer: D
Sum = $8t$. Mean = $\frac{8t}{4} = 2t$.
JAMB (UTME)
Mathematics
2013
Q5257.The mean of seven numbers is 10. If six of the numbers are 2, 4, 8, 14, 16 and 18, find the mode.
A14
B2
C6
D8
Correct Answer: D
Sum of 7 = 70. Sum of 6 = 62. 7th number = 8. The mode is the number that appears most frequently. The numbers are 2, 4, 8, 14, 16, 18, 8. The mode is 8.
JAMB (UTME)
Mathematics
2013
Q5258.Calculate the median age of the frequency distribution in the table above
A35
B20
C25
D30
Correct Answer: C
The question is incomplete.
JAMB (UTME)
Mathematics
2013
Q5259.If the variance of $3 + x, 6, 4, x$ and $7 - x$ is 4 and the mean is 5, find the standard deviation
A3
B$\sqrt{2}$
C$\sqrt{3}$
D2
Correct Answer: D
Standard deviation = $\sqrt{\text{variance}} = \sqrt{4} = 2$.
JAMB (UTME)
Mathematics
2013
Q5260.The table above shows the scores of 20 students in further mathematics test. What is the range of the distribution?
A3
B10
C7
D6
Correct Answer: C
Range = Max - Min = $10 - 3 = 7$.
JAMB (UTME)
Mathematics
2013
Q5261.In how many ways can a student select 2 subjects from 5 subjects?
A$\frac{5!}{2!3!}$
B$\frac{5!}{2!}$
C$\frac{5!}{3!}$
D$\frac{5!}{2!2!}$
Correct Answer: A
$^5C_2 = \frac{5!}{2!3!}$.
JAMB (UTME)
Mathematics
2013
Q5262.In how many ways can 3 seats be occupied if 5 people are willing to sit?
A60
B10
C120
D20
Correct Answer: A
$^5P_3 = 5 \times 4 \times 3 = 60$.
JAMB (UTME)
Mathematics
2013
Q5263.What is the probability that an integer $x$ ($1 \leq x \leq 25$) chosen at random is divisible by both 2 and 3?
A$\frac{4}{25}$
B$\frac{3}{4}$
C$\frac{1}{25}$
D$\frac{1}{5}$
Correct Answer: A
Numbers divisible by 6: 6, 12, 18, 24 = 4. Probability = $\frac{4}{25}$.
JAMB (UTME)
Mathematics
2013
Q5264.A basket contains 9 apples, 8 bananas and 7 oranges. A fruit is picked from the basket, find the probability that it is neither an apple nor an orange.
A$\frac{7}{24}$
B$\frac{2}{3}$
C$\frac{3}{8}$
D$\frac{1}{3}$
Correct Answer: D
Total = 24. Neither apple nor orange = banana = 8. Probability = $\frac{8}{24} = \frac{1}{3}$.
Instruction
JAMB Economics Past Questions
JAMB (UTME)
Economics
2025
Q5265.The law of variable proportions is also known as
Alaw of demand
Blaw of diminishing returns
Claw of diminishing marginal utility
Dlaw of returns to scale
Correct Answer: B
The law of variable proportions is also called the law of diminishing returns. It states that as more units of a variable factor are added to a fixed factor, the marginal product will eventually decline.
JAMB (UTME)
Economics
2025
Q5266.All the following are problems identified with agriculture in West Africa except
Aland tenure system
Bignorance of the farmers
Cuse of crude implement
Dprovision of food for the teeming population
Correct Answer: D
The problems of agriculture in West Africa include land tenure system, ignorance of farmers, and use of crude implements. However, "provision of food for the teeming population" is a goal or objective of agriculture, not a problem.
JAMB (UTME)
Economics
2025
Q5267.Revenue can be expressed as
Atotal Profit made after sales
Bamount of goods produced
Ctotal money realized from sales
Damount spent on purchases
Correct Answer: C
Revenue is the total income generated by a firm from the sale of its goods and services. It is calculated as Price × Quantity sold.
JAMB (UTME)
Economics
2025
Q5268.All the following are factors that would bring about a change in supply except
Aprice of the commodity
Bcost of production
Ctechnology
Dgovernment policy
Correct Answer: A
A change in the price of the commodity causes a movement along the supply curve, not a shift in the supply curve. Factors that shift the supply curve include cost of production, technology, and government policies.
JAMB (UTME)
Economics
2025
Q5269.The combination of two commodities each yielding the same level of satisfaction to the consumer is
Aconsumer surplus
Bindifference curve
Cbudget constant
Dgoods of necessity
Correct Answer: B
An indifference curve shows the various combinations of two goods that give the consumer the same level of satisfaction (utility). The consumer is indifferent between any combination on the curve.
JAMB (UTME)
Economics
2025
Q5270.In which situation is it likely that the demand for labour would be inelastic?
ALabour and capital are close substitutes
BLabour is a small proportion of total cost
CDemand for the final product is elastic
DThe time period is long
Correct Answer: B
When labour is a small proportion of total cost, a change in wages will have little effect on the cost of production, making the demand for labour inelastic.
JAMB (UTME)
Economics
2025
Q5271.The headquarters of the Organization of Petroleum Exporting Countries (OPEC) is in
AParis, France
BGeneva, Switzerland
CLagos, Nigeria
DVienna, Austria
Correct Answer: D
OPEC was founded in Baghdad in 1960, but its headquarters has been in Vienna, Austria since 1965.
JAMB (UTME)
Economics
2025
Q5272.What will increase the likelihood that the firms in an industry will conclude to maximize their joint profit?
AThe industry has many differentiated products
BThe industry has few firms
CThe industry has many firms
DThe industry has homogeneous products
Correct Answer: B
When an industry has few firms (oligopoly), it is easier for them to collude and maximize joint profit.
JAMB (UTME)
Economics
2025
Q5273.A commercial bank can create money by
Aissuing currency
Bincreasing cash ratio
Cissuing cheque
Dlending to borrowers
Correct Answer: D
Commercial banks create money through the process of credit creation. When they lend to borrowers, they create new deposits, thereby increasing the money supply.
JAMB (UTME)
Economics
2025
Q5274.The source of all economic problems arises from
Awants
BScarcity
COpportunity Cost
DScale of Preference
Correct Answer: B
The fundamental economic problem is scarcity — unlimited wants with limited resources. This gives rise to the need to make choices.
JAMB (UTME)
Economics
2025
Q5275.The quantity theory of money states that a reduction in the quantity of money in circulation would bring about
Aconstant change in price
BA rise in prices
CAn unequal fall in prices
DA proportionate fall in price
Correct Answer: D
According to the quantity theory of money (MV = PT), if the quantity of money (M) is reduced, the price level (P) will fall proportionately, assuming V and T are constant.
JAMB (UTME)
Economics
2025
Q5276.The tax levied on locally produced goods is
Aimport duty
Bexcise duty
Ccompany tax
Dvalue added tax
Correct Answer: B
Excise duty is a tax levied on goods produced within the country. Import duty is on imported goods.
JAMB (UTME)
Economics
2025
Q5277.Capital consumption allowance N20,000; Gross domestic production N60,000; Factor payment to foreigners N10,000; Factor income from abroad N15,000
AN70,000
BN75,000
CN50,000
DN60,000
Correct Answer: B
GNP = GDP + Factor income from abroad - Factor payment to foreigners = 60,000 + 15,000 - 10,000 = N65,000. (The provided answer B is a typo).
JAMB (UTME)
Economics
2025
Q5278.Petroleum has the following positive contributions to the Nigerian economy except
AGenerate employment
BSource of government revenue
Cdevelopment of mono economy
DInfrastructure development
Correct Answer: C
The development of a mono economy (over-dependence on oil) is a negative effect, not a positive contribution. It makes the economy vulnerable to oil price fluctuations.
JAMB (UTME)
Economics
2025
Q5279.The market in which the operators are many and none of them can influence the price is
Astock exchange market
Bimperfect market
Cperfect foreign market
Dexchange market
Correct Answer: C
In a perfectly competitive market, there are many buyers and sellers, and no single participant can influence the market price.
JAMB (UTME)
Economics
2025
Q5280.The concentration of industries in a particular geographical area is
Alocalization of industries
Broles of industrialization
Clocation of industry
Dstrategies of industrialization
Correct Answer: A
Localization of industries refers to the concentration of industries in a particular geographical area due to certain advantages.
JAMB (UTME)
Economics
2025
Q5281.Units of Quantity: 0, 1, 2, 3, 4, 5
Adiminishing returns
Bincreasing returns
Cdiminishing marginal utility
Dincreasing marginal utility
Correct Answer: C
As more units are consumed, marginal utility decreases (10, 5, 2, 1, 0). This illustrates the law of diminishing marginal utility.
JAMB (UTME)
Economics
2025
Q5282.All the following are the canons of taxation given by Adam Smith except
Aobjective
Beconomy
Cconvenience
Dcertainty
Correct Answer: A
Adam Smith's canons of taxation are equity, economy, convenience, and certainty. "Objective" is not one of them.
JAMB (UTME)
Economics
2025
Q5283.Census can be classified as
Adefacto and dejuire
Bincreasing and decreasing
Cover and under
Doptimum
Correct Answer: A
Census can be classified as de facto (counting only those present) and de jure (counting permanent residents).
JAMB (UTME)
Economics
2025
Q5284.A firm that charges the maximum price without attracting competition from new entrants is
AOil firms
BMonopolistic competitive firm
CMonopolistic firm
DPerfectly competitive firm
Correct Answer: C
A monopolist can charge high prices without attracting new entrants because of barriers to entry.
JAMB (UTME)
Economics
2025
Q5285.A monopolist has the power to influence the prices of goods and services. Therefore, he is a
Aprice maker
Bprice taker
Cprice system
Dprice competition
Correct Answer: A
A monopolist is a price maker because he has the power to set prices.
JAMB (UTME)
Economics
2025
Q5286.Which of the following business units can issue shares?
APartnership
BPublic limited liability company
CSole proprietorship
DCentral bank
Correct Answer: B
Only public limited liability companies can issue shares to the public.
JAMB (UTME)
Economics
2025
Q5287.Which of the following are examples of transfer payment
APension and gratuity
BSalary and wages
CRent and profit
DInterest and dividend
Correct Answer: A
Transfer payments are payments made without any corresponding production of goods or services. Examples include pensions and gratuity.
JAMB (UTME)
Economics
2025
Q5288.The technical relationship between the physical inputs and the physical outputs of a firm is
AUtility
BCost
CDemand
DProduction function
Correct Answer: D
The production function shows the technical relationship between inputs (like labour and capital) and output.
JAMB (UTME)
Economics
2025
Q5289.The income elasticity of demand of normal goods is
Anegative
Bpositive
Czero
Dinfinite
Correct Answer: B
For normal goods, as income increases, demand increases. Therefore, income elasticity of demand is positive.
JAMB (UTME)
Economics
2025
Q5290.The following equations relate to an open economy with a government sector. E = aggregate expenditure on domestically produced goods, C = Consumption, I = Investment, G = Government expenditure, T = taxes, M = imports, X = Exports. Which equation is correct?
AE = C + I + G
BE = C + I + G + M - X
CE = C + I + G + X - M
DE = C + I + G - T + M - X
Correct Answer: C
In an open economy with a government sector, aggregate expenditure is the sum of consumption, investment, government spending, and net exports (exports minus imports). E = C + I + G + (X - M).
JAMB (UTME)
Economics
2025
Q5291.Units of labour: 0, 1, 2, 3, 4, 5
A12.5
B12
C15
D10
Correct Answer: A
Average Product = Total Product ÷ Units of Labour = 25 ÷ 2 = 12.5.
JAMB (UTME)
Economics
2025
Q5292.The relationship between the cost of living and standard of living is
AA rise in cost of living gives a corresponding rise in standard of living
BA lower cost of living gives a higher standard of living
CA rise in cost of living gives a lower standard of living
DA lower cost of living gives a lower standard of living
Correct Answer: B
A lower cost of living means people can afford more goods and services with the same income, leading to a higher standard of living.
JAMB (UTME)
Economics
2025
Q5293.The ordinalist approach of utility postulated that utility can be
ARank
BMeasurable
CRise
DFall
Correct Answer: A
The ordinalist approach states that utility can be ranked (ordered) according to preference, but not measured in absolute terms.
JAMB (UTME)
Economics
2025
Q5294.The frequent value that occurs most in a data is
Amedian
Bmean
Cmode
Drange
Correct Answer: C
The mode is the value that appears most frequently in a data set.
JAMB (UTME)
Economics
2025
Q5295.Mr. Patrick's income is N900 while that of Mr. Shodaw is N1,300. If Mr. Patrick and Shodaw pay N90 and N130 as taxes, the tax system is
ADirect
BProgressive
CRegressive
DProportional
Correct Answer: D
Patrick pays 90/900 = 10%. Shodaw pays 130/1300 = 10%. Since both pay the same percentage of their income, the tax system is proportional.
JAMB (UTME)
Economics
2025
Q5296.Which of the following is not a type of unemployment
Afactory unemployment
Bstructural unemployment
Cmass unemployment
Dfrictional unemployment
Correct Answer: A
The main types of unemployment are structural, frictional, cyclical, and seasonal. "Factory unemployment" is not a standard classification.
JAMB (UTME)
Economics
2025
Q5297.Units of variable factor: 1, 2, 3, 4, 5
A7
B6
C5
D9
Correct Answer: A
MP = Change in TP ÷ Change in Labour = (55 - 48) ÷ (5 - 4) = 7 ÷ 1 = 7.
JAMB (UTME)
Economics
2025
Q5298.The financial institution known as a building society is
Acommercial bank
Bcentral bank
Cmortgage bank
Ddevelopment bank
Correct Answer: C
Building societies are specialized financial institutions that provide mortgage loans for housing.
JAMB (UTME)
Economics
2025
Q5299.A line in commodity space which shows the constraints imposed by his budget, his money income and the price of goods purchased is
Asupply curve
Bliquidity preference
CBudget line
Ddemand curve
Correct Answer: C
The budget line shows the various combinations of two goods that a consumer can afford given his income and the prices of the goods.
JAMB (UTME)
Economics
2025
Q5300.The information that ranks a consumer's preferences is given by
AScale of preference
BIndifference map
CDemand schedule
DSupply schedule
Correct Answer: B
An indifference map shows a set of indifference curves that rank a consumer's preferences.