SOLUTION: Daniela and Jack are hiking a steady incline. They use their GPS device to determine their elevation every 15 minutes. At 15 minutes and 30 minutes they were at elevations of 10,

Algebra ->  Linear-equations -> SOLUTION: Daniela and Jack are hiking a steady incline. They use their GPS device to determine their elevation every 15 minutes. At 15 minutes and 30 minutes they were at elevations of 10,      Log On


   



Question 199585: Daniela and Jack are hiking a steady incline. They use their GPS
device to determine their elevation every 15 minutes. At 15 minutes
and 30 minutes they were at elevations of 10,300 feet and 10,900 feet, respectively.
a. Write an equation expressing their elevation in relation to time.
b. Based on the formula you found above, what is their elevation
after one hour?

Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
(10900-10300)/15=40ft per min
10300+40t= elavation where t is in minutes
10300+40(60)=12700