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View All PlansIA CDL Combination Vehicles Practice Test 3 2025
This third IA Combination Vehicles practice test contains another set of 25 multiple-choice questions based on the official CDL manual. Just like our other practice tests, this one is also designed to prepare you for the Combination Vehicles portion of your 2025 Commercial Driver’s License exam. There are several answer options, but only one of them is correct. Each question also includes a hint and an explanation. It is recommended that you check each question’s explanation to gain some further insight into the rule being tested. Every time you answer a question, you’ll get immediate feedback with a detailed explanation, so you won’t need to wait until the end of the test to know the correct answers. Good luck and drive safely!
Verified for accuracy: October 2025
Reviewed by Steven Litvintchouk, M.S.
Chief Educational Researcher (ACES member)
Methodology & Editorial Policy
What to expect on the actual IA exam
questions
correct answers to pass
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