18
QuizMultiple Choice
Unit Test
Question 18 of 25 • Algebra I A
A ramp with a constant incline is made to connect a driveway to a front door. At a point 4 feet from the driveway, the height of the ramp is 12 inches. At a point 6 feet from the driveway, the height of the ramp is 18 inches. What is the rate of change of the ramp’s incline?
Answer
A
inch up per foot across
B
inch up per foot across
C
2 inches up per foot acrossD
3 inches up per foot across