The passing standard is a scale score of 600; therefore, any score of 600 or higher is a passing score, and any score below 600 is a failing score. The number of questions that have to be answered correctly to achieve a score of 600 can change from form to form, but is generally within a 1-2 question range.
On all airlines, overweight baggage fees are normally even higher, ranging from $50 (Alaskan-Horizon Air) to $100-200 (United Airlines). Paying for checked luggage started in 2008 when American Airlines started charging a $15 fee for a first checked bag, and many airlines quickly followed suit.
The airline that charges the most for the first checked bag is Spirit Airlines with a $45 fee, the second checked bag costs $55, and you will be charged $100 for an additional bag. American Airlines charges $25 for the first checked bag, $35 for the second, and $150 for an additional checked bag.