23
QuizMultiple Choice

Functions and Two-Variable Equations — Test

Question 23 • Algebra 1

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
3 inches up per foot across
B
1 third inch up per foot across
C
1 half inch up per foot across
D
2 inches up per foot across
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