Question

height above the canyon floor | time (minutes)
360 | 0
280 | 3
160 | 10
80 | 14

which statement best interprets the rate of change of the linear model shown.
A. the elevation of a hiker who is kicking up from a cannyon floor changes at a rate of 20
B. the elevation of a hiker whi is hiking down to a canyon floor changes at a rate of 20
C. the elevation of a hiker who is hiking down to a canyon floor changes at a rate of -20
D. the elevation of a hiker who is hiking up from a canyon floor changes at a rate of -20

Answer 1

C. the elevation of a hiker who is hiking down to a canyon floor changes at a rate of -20