There are 13 apples in a basket 6 of these apples are green the rest of them are red. what is the ratio of all apples in the basket to red apples? what is the ratio of green apples to red?

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?