2025 Idaho Cdl Tank - Test 1
The following questions are from real Idaho CDL practice tests. After selecting the answer, you can see the explanation. After confirming, click "Next" to jump to the next question.
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1. When you are pulling a trailer, the air supply control lever should be in its ____ position.
Emergency
Supply
Normal
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Key Data
Number of Tests: 18
Number of Question: 20
Passing Score: 16
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