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ASVAB study guide

Know the test. Train the right skills.

The computer-adaptive ASVAB has ten sections, called subtests. Four shape your AFQT; different combinations create job-qualification scores, often called line scores.

Choose a practice subject. No account needed.

Score ledger

One test. Two score views.

Four subtests shape AFQT

  1. GS General Science
  2. AR Arithmetic Reasoning
  3. WK Word Knowledge
  4. PC Paragraph Comprehension
  5. MK Mathematics Knowledge
  6. EI Electronics Information
  7. AI Auto Information
  8. SI Shop Information
  9. MC Mechanical Comprehension
  10. AO Assembling Objects
Your first session

Make a small practice round useful

You can begin without a score report, a test date or a target job.

  1. Choose a practice subject

    If math feels rusty, start with an available Arithmetic Reasoning round. Before calculating, write down the quantity the question asks for and the units you need. For Mathematics Knowledge, identify the rule or operation before using it. For Paragraph Comprehension, point to the passage detail that supports your choice. For Word Knowledge, explain the word's meaning in your own words.

    These four subtests feed AFQT. A career goal may also call for technical or spatial skills, so use the subtest guide below to see the wider test.

  2. Use the explanation to find one thing to change

    Attempt the question before revealing the answer. Compare your approach with the explanation: did you choose the wrong operation, lose a unit, miss a passage detail or misunderstand a word? Write a short correction, then try the method again without looking. Finishing more questions is less useful if you keep repeating the same mistake.

    Respect any unverified-answer warning. An explanation does not establish human review. Treat a short practice round as a way to find a study topic, not proof of readiness or an AFQT score.

  3. Give tomorrow's session a starting point

    Leave yourself a note such as "check the units before multiplying." Next time, try another question on that skill before rereading the explanation. Keep the session small enough to repeat. With a free account, you can save your practice, build a study plan and return to daily sessions; you can also keep trying guest rounds without an account.

This routine is our study suggestion. The official program recommends strengthening core school subjects and becoming familiar with the test's question formats. Read the official preparation advice (opens in a new tab).

The test

One test, three things to remember

10

Computer-adaptive subtests

Verbal, Math, Science and technical, and Spatial skills.

4

Shape AFQT

Arithmetic Reasoning, Mathematics Knowledge, Paragraph Comprehension, and Word Knowledge.

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Line-score formulas

Each service combines selected subtests to help determine job eligibility.

Auto Information and Shop Information are administered separately on the computer test and combined into one AS score. The paper test combines them into one subtest. Calculators are not allowed. The timing below describes subtests without extra, unscored tryout questions; tryout questions can add testing time. Check the official test format and timing (opens in a new tab).

Eligibility view

AFQT is a percentile, not percent correct

Arithmetic Reasoning, Mathematics Knowledge, Paragraph Comprehension, and Word Knowledge combine into a percentile from 1 to 99.

Uses
AR + MK + PC + WK
Scale
1 to 99 percentile
Meaning
How your result compares with a group of test takers

A percentile compares a result with a reference group; it is not the percentage of questions answered correctly. Read the official score explanation (opens in a new tab).

Career view

Line scores show which subtests matter for job eligibility

Each service uses its own formulas. Start with a target, then train the subtests that feed it.

Example career path

35F Intelligence Analyst

Army · intelligence
Open job guide
Job qualification score Skilled Technical (ST): 101
Skills behind this score
  • GS General Science
    Science and technical
  • WK Word Knowledge
    Verbal
  • PC Paragraph Comprehension
    Verbal
  • MK Mathematics Knowledge
    Math
  • MC Mechanical Comprehension
    Science and technical
Confirm before planningCheck today's requirementUse the official role page and a recruiter.
Subtest by subtest

Know what each subtest builds

Pick a code to jump to its skills, timing, and available practice.

VerbalMathScience and technicalSpatial

General Science

Science and technical
Not used for AFQT
  • Life Sciences
  • Earth and Space Science
  • Physical Science
  • Scientific Method
Questions
15
Time
12 min

Arithmetic Reasoning

Math
Counts toward AFQT
  • Number Operations
  • Algebra Fundamentals
  • Geometry Applied
  • Word-Problem Mechanics
  • Rate, Work, and Distance
Questions
15
Time
55 min

Word Knowledge

Verbal
Counts toward AFQT
  • Tier-1 Vocabulary
  • Tier-2 Academic Vocabulary
  • Prefix, Suffix, and Root
  • Contextual Synonyms
Questions
15
Time
9 min

Paragraph Comprehension

Verbal
Counts toward AFQT
  • Main Idea
  • Supporting Detail
  • Inference
  • Tone and Purpose
Questions
10
Time
27 min

Mathematics Knowledge

Math
Counts toward AFQT
  • Number Theory
  • Algebra
  • Geometry
  • Statistics and Probability
Questions
15
Time
31 min

Electronics Information

Science and technical
Not used for AFQT
  • Electrical Fundamentals
  • Circuit Analysis
  • Electronic Components
  • Practical Wiring and Safety
Questions
15
Time
10 min

Auto Information

Science and technical
Not used for AFQT
  • Engine Systems
  • Drivetrain and Brakes
  • Electrical and Auxiliary Systems
Questions
10
Time
7 min

Shop Information

Science and technical
Not used for AFQT
  • Measuring and Marking Tools
  • Cutting and Shaping Tools
  • Fasteners and Joining
Questions
10
Time
6 min

Mechanical Comprehension

Science and technical
Not used for AFQT
  • Simple Machines
  • Forces and Motion
  • Fluid Mechanics
  • Structural and Energy
Questions
15
Time
22 min

Assembling Objects

Spatial
Not used for AFQT
  • Spatial Visualization
  • Part Assembly
  • Connection Matching
Questions
15
Time
18 min
Next step

Know your target. Build the plan.

Use your career goal to prioritize the practice currently available.

Build your study plan