2025 Massachusetts Cdl Class B Knowledge Test - 1
The following questions are from real Massachusetts 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. An air brake-equipped vehicle traveling at a speed of 55 mph under ideal driving conditions will need approximately ____ to come to a complete stop.
100 feet
250 feet
300 feet
450 feet
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Key Data
Number of Tests: 18
Number of Question: 50
Passing Score: 40
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