Brian needs 10 quarts of dr. pepper. he can buy containers with 6 ounces of dr. pepper in them. how many containers does he need to buy to have 10 quarts.

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?