Thomas is going to cycle a route in the South Downs. He knows that without rests the route takes 9 hours.
Thomas needs to stop for a rest every 2.5 hours. His rest periods are
30 minutes each.
Thomas needs to finish the cycling route by 18:30. He wants to start
cycling the route as late as possible.
What time should Thomas start cycling?

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