Quick Links Take a Practice Exam Contribute to the Site Browse the Exams About this Site Privacy Policy Terms & Conditions Site Map New User Log In Examine My Cookies Contact WebMaster   Exams4Pilots Forum Forum Home - Latest News - Testimonials - Tips & Tricks - Stuck Mike - Bug Reports - Feature Request	SiteMap You are here: home->inst_rat->B11->1.4.0.4.5.A.1 4045 What is the maximum cabin pressure altitude at which a pilot can fly for longer than 30 minutes without using supplemental oxygen? A) 12,000 feet. * B) 12,500 feet. C) 10,500 feet.

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