CAIE A-Level Economics A2 7.1 Utility Questions

Practise deriving marginal and total utility, applying the equi-marginal condition to consumer bundles and evaluating rational-choice explanations of market demand.

Syllabus
2026–2028
Course
Economics 9708
Level
A2

Exam points

  • derive marginal utility from successive total-utility values and interpret diminishing increments
  • allocate income until marginal utility per unit of currency is equal across purchased goods
  • evaluate rationality, measurability and aggregation when using utility to explain market demand

Question 1

[Maximum number: 1]

Which statement about the concept of utility is correct?

A

Diminishing marginal utility means that producers become less efficient the more they produce.

B

If marginal utility is above average utility, average utility must be rising.

C

The equi-marginal principle says that a consumer gets equal total satisfaction from each item purchased.

D

Total utility continually rises as the level of consumption rises.

Question 2

[Maximum number: 1]

Economists normally assume that the marginal utility from consuming additional goods is positive and diminishing.

What is the effect on total satisfaction of consuming extra units of the good?

A

Total satisfaction falls at a decreasing rate.

B

Total satisfaction falls at an increasing rate.

C

Total satisfaction rises at a decreasing rate.

D

Total satisfaction rises at an increasing rate.

Question 3

[Maximum number: 1]

The price of good S is $ 6 and the price of good T is $ 8. A consumer's marginal utility for each good is shown.

Table for Question 3 — CAIE A-Level Economics A2

If this consumer wants to maximise total utility, which combination of goods would they consume?

good\operatorname{good} S

good\operatorname{good} T

1

1

2

1

3

4

5

5

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