An American traveler who is heading to Europe is exchanging some U. S. dollars for European euros. At the time of his travel, 1 dollar can be exchanged for 0.91 euros. Find the amount of money in euros that the American traveler would get if he
exchanged 500 dollars. Enter the number only.

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