ASAP PLEASE A graphic designer draws an image of a house on the computer. In the real world, the house is 30 feet high. On the computer screen, the house appears 4 inches high. What scale factor did the designer apply to the height of the house when creating the drawing? One foot is the same as 12 inches.

Choices:
A.1 to 30
B.1 to 90
C.1 to 40
D.1 to 120

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