a machine takes 8 minutes to fill 48 bottles with chili sauce at this rate how long will it take to fill 12 bottles with chili sauce?​

Consider u = {x|x is a negative real number}which is an empty set? o {x|x eu and x has a negative cube root}o {x|x eu and x has a negative square root}{x|x eu and x is equal to the product of a positive number and -1}{x|x eu and x is equal to the sum of one negative and one positive number?