About

Knowing what you will find on the plumbing apprenticeship aptitude test can contribute significantly to a successful result. You can expect two main sections.

This is a timed test that takes an average of 1 hour and 20 minutes. The questions involve 9th Grade – 12th Grade material. Taking a plumbing practice exam and reviewing a plumbing exam study guide will familiarize you with the types of questions and test format that you will encounter on the actual exam. Test preparation will also highlight the subject areas that need further practice.

The plumbing apprenticeship test is a standardized exam that covers the subject matter used by plumbers on a daily basis. The written questions that are included in the exam all pertain to the plumbing industry.


English Language Section

The English Language portion of the plumbing pre-apprenticeship test is composed of spelling skills and reading comprehension.

Spelling Skills – You can expect to see one or more paragraphs containing 10 misspelled words. After each paragraph, in the spaces provided, correctly spell the words in the order that they appear within the paragraph. Instead of, or in addition to the paragraphs, you will find a list of 10 misspelled word. Your task will be to spell each word correctly.

Reading Comprehension  The reading portion of the English Language Section includes one or two, 250-word essays. Each essay is followed by relevant questions that assess your understanding of the material contained in the article.


Math for Plumbers & Measurements Section

You will find four primary topics in the plumbers’ math test. The topics and specific plumbing test questions involve math utilized on an everyday basis within this industry.

  • Basic Arithmetic
  • Units of Measurement
  • Geometry
  • Conversion

Basic Arithmetic- This portion of the exam involves a wide range of mathematical areas:

  • Addition, subtraction, multiplication and division
  • Fractions, percentages, decimals, angle degrees and ratios – all utilizing the four basic arithmetic functions – for example, finding the lowest common denominator or the interest to be paid for one year on a loan with a given rate of interest
  • Word problems requiring the use of the four arithmetic functions
  • Basic algebra – solving for x in a given equation or ratio
  • Converting decimal to percent/percent to decimal and finding a percentage

Units of Measure– On the job, you will be applying various units of measure. Therefore, you can expect to answer questions comprised of the common measuring units consistently used by plumbers. The pre-apprenticeship test includes a list of many elements being measured. The task is to match each of the facets needed to be measured, with its specific unit of measure. Basic elements being measured include:

  • Time
  • Length
  • Area
  • Speed
  • Temperature
  • Volume
  • Cost
  • Weight

Conversion- The test will require the use of given conversion information to solve written problems. Expect to see some questions containing numbers written in words, to be converted into numerical form. This portion of plumbing aptitude test questions concerns conversions that plumbers often use, such as:

  • Gallons to quarts
  • Feet to meters/meters to feet - formulas provided on the exam
  • Kilometers to meters
  • Dollars to cents
  • Kilograms to grams
  • Days to weeks
  • Hours to seconds
  • Centigrade to Fahrenheit – formulas provided on the exam

Geometry– The plumber aptitude exam provides the formulas for finding the circumference, perimeter, area and length of specific side or diameter of various geometric shapes. It is your job to calculate the missing data, using the given formula. At another point within this portion of the plumbing aptitude exam, approximately 17 different shapes are presented for identification. You may also be requested to create a free-hand drawing of a pictured item, changing the angle of the object.


Other Plumber Apprenticeship Exams

Depending on your location, you may have to take a different exam. Below is a list of other exams you may encounter when applying to a plumber pre-apprenticeship.


Plumber Apprenticeship Test Preparation

Passing the plumbing aptitude test is a requirement for entry into an apprenticeship program. At JobTestPrep you will discover a plumbers’ apprentice practice test that includes an analysis of questions and answers, along with a thorough study guide, all geared to your exam success. Preparation is your key to optimizing your plumbers’ aptitude testing result.

Please note this pack does not include questions on chemistry or physics concepts. We advise you to take the practice tests in this pack and review basic chemistry and physics principles to fully prepare for your exam.


Related links

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Millwright Apprenticeship Prep Pack Sheet Metal Apprenticeship Prep Pack


What's Included

  • More than 850 questions to practice with
  • 19 Reading Comprehension and Grammar tests
  • 26 Numerical Reasoning tests assessing basic arithmetic, algebra, geometry, word problems, and conversions
  • 8 Mechanical Reasoning and conversions  tests 
  • Fully detailed explanations teaching the simplest & quickest methods 
  • 5 study guides focusing on various mathematical aspects
  • Personality test plus a complete breakdown of the ideal Technical profile
  • Secured payment 
  • Immediate online access, practice 24/7
  • Exclusive to JobTestPrep
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