Raj bought a 20-ounce can of powdered lemonade mix. he already has used some of the mix. each quart of lemonade requires 2.5 ounces of the mix. let q represent the number of quarts of lemonade raj has made so far. which expression represents the amount of powdered lemonade mix left in the can?

Which of the following statements is true? a. the irrational number system is not closed under multiplication, because the product of two irrational numbers is always a rational number. b. the irrational number system is not closed under multiplication, because the product of two irrational numbers is not always an irrational number. c. the irrational number system is closed under multiplication, because the product of two irrational numbers is always an irrational number. d. the irrational number system is closed under multiplication, because the product of two irrational numbers is always a rational numbers. reset submit