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ACT Year 12 Mathematical Methods practice questions

ACT Year 12 Mathematical Methods practice questions

Use Skill Align for ACT Year 12 Mathematical Methods practice questions and exercise questions after the relevant topic has been taught. Students can start with the pathway demo, then practise by topic and mode.

24 practice skills

ACT Year 12 Mathematical Methods includes 24 practice skills across Functions and relations, Calculus and rates of change, Probability and statistics, and Graphs and transformations.

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Australian Years 7-12 Exercise and test mode Parent-managed access

What is a practice skill?

A practice skill is a focused topic or question type designed to help students practise one curriculum-aligned concept with instant feedback and explanations. Skill Align uses practice skills to organise questions by year level, subject, strand, and curriculum focus.

Sample ACT BSSS Year 12 Mathematical Methods questions

These sample questions are visible on the page before login. They show ACT BSSS Year 12 Mathematical Methods functions, calculus, probability, modelling, and statistics explanations before opening the demo.

ACT BSSS Year 12 Mathematical Methods Integral calculus hard tangent and area graph

1. What is the exact value of the integral from 0 to 2 of (3x2 - 2x) dx?

Definite integral from a curve P T R
Choices
  • 4
  • 8
  • 2
  • 12
Explanation:

An antiderivative is x3 - x2. Evaluating from 0 to 2 gives 8 - 4 = 4.

ACT BSSS Year 12 Mathematical Methods Differential calculus hard tangent graph

2. For f(x) = ln(x2 + 1), the tangent T is drawn at P where x = 2. What is the gradient of T?

Tangent to a logarithmic curve P x = 2 T
Choices
  • 4/5
  • 2/5
  • 5/4
  • 1/5
Explanation:

Using the chain rule, f'(x) = 2x/(x2 + 1). At x = 2, f'(2) = 4/5.

ACT BSSS Year 12 Mathematical Methods Exponential and logarithmic modelling hard model graph

3. A population is modelled by P(t) = 1200/(1 + 5e-0.4t). What is the exact time when P(t) = 800?

Logistic growth threshold P L/2 S
Choices
  • (5 ln 10)/2 hours
  • (ln 10)/5 hours
  • 5 ln 2 hours
  • 10 ln 5 hours
Explanation:

Set 800 = 1200/(1 + 5e-0.4t), so 1 + 5e-0.4t = 3/2. Hence e-0.4t = 0.1 and t = ln(10)/0.4 = (5 ln 10)/2.

ACT BSSS Year 12 Mathematical Methods Continuous probability hard density graph

4. For the continuous random variable X with density f(x) = c(2x + 1), 0 ≤ x ≤ 3, what is P(X > 2)?

Right-tail probability from a linear density A B R
Choices
  • 1/2
  • 1/3
  • 2/3
  • 3/4
Explanation:

The unscaled total area is the integral from 0 to 3 of 2x + 1, which is 12. The unscaled area from 2 to 3 is 6, so P(X > 2) = 6/12 = 1/2.

ACT BSSS Year 12 Mathematical Methods Normal distribution hard normal curve

5. For X ~ N(μ, σ2), P(X < 58) = 0.1587 and P(X < 74) = 0.8413. Using Φ(-1) = 0.1587 and Φ(1) = 0.8413, what are μ and σ?

Normal curve with symmetric z-scores A B μ
Choices
  • μ = 66, σ = 8
  • μ = 66, σ = 16
  • μ = 58, σ = 8
  • μ = 74, σ = 8
Explanation:

The two values are one standard deviation below and above the mean. The mean is (58 + 74)/2 = 66, and the standard deviation is 74 - 66 = 8.

ACT BSSS Year 12 Mathematical Methods Functions and logarithms hard model graph

6. For f(x) = 3e0.5x - 2, what exact value of x satisfies f(x) = 10?

Exponential equation on a model graph P T L
Choices
  • 4 ln 2
  • 2 ln 2
  • ln 4
  • 4
Explanation:

Set 3e0.5x - 2 = 10, so e0.5x = 4. Taking logarithms gives 0.5x = ln 4, hence x = 2 ln 4 = 4 ln 2.

For parents comparing ACT BSSS Year 12 Mathematical Methods support

ACT BSSS Year 12 Mathematical Methods practice should make functions, calculus, probability, modelling, and statistics feel structured rather than guessable. These examples preview that style before the no-login Mathematical Methods demo.

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What this practice and exercise page covers

Mathematical Methods practice sits inside ACT BSSS Year 12 mathematics planning coverage across Essential Mathematics, Mathematical Applications, Mathematical Methods, Specialist Methods, Specialist Mathematics, algebra, calculus, statistics, probability, finance, and modelling, with Skill Align keeping the route focused on the selected maths pathway.

Senior practice is organised by pathway, unit, topic, and mode so students can revise targeted areas rather than sitting a full-paper workflow every time. Skill Align treats practice questions and exercise questions as the same learning workflow: students answer curriculum-aligned questions, review explanations, and move between exercise mode and test mode.

Start with the public sample questions to check the question style, then use the curriculum coverage page to choose a topic that matches the student's current classwork.

Preview question styles
  • Functions and relations: Students practise functions and relations through short targeted questions, explanations, and mode-specific feedback.
  • Calculus and rates of change: Students practise calculus and rates of change through short targeted questions, explanations, and mode-specific feedback.
  • Probability and statistics: Students practise probability and statistics through short targeted questions, explanations, and mode-specific feedback.
Suggested first practice steps
  • Preview the public sample practice and exercise questions before creating a saved student session.
  • Choose one focus area that has already been introduced at school.
  • Use exercise mode for immediate explanations, then test mode when the student is ready for delayed feedback.
Example focus areas
View full curriculum coverage

These examples are not the full topic list. Use the curriculum coverage page for the complete mapped pathway.

  • Functions and relations
  • Calculus and rates of change
  • Probability and statistics
  • Graphs and transformations
Who it is for

ACT students studying Mathematical Methods.

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