Go for the TBA upgrade. There is a TBA upgrade that you can get if the cruise line is not able to sell all of their higher end rooms. TBA stands for To Be Assigned. Basically it works like this: When you book your room you are guaranteed at least a room at the level you booked or higher.
year (a or y or yr) [2]. a traditional unit of time usually equal to 365 or 366 days. We need a whole number of days for the calendar year used in ordinary life. Ancient astronomers knew that the year [1] is approximately 365 days long, and we now know the correct figure is approximately 365.242 days.
Try the quiz at the bottom of the page! go to quiz. A function describes the way two quantities are related. y = 2x + 1 is a function as it describes how y relates to x. Every y value is found by doubling the x value and adding 1. Function notation replaces y with f(x) (pronounced f of x) and is written f(x) = 2x + 1. This allows us to use different letters to represent different functions.