Question

Katrina is driving to her grandparents' house. The distance, y miles, she has left to go after driving for hours is given by f(x) = 400 – 60x. After driving for 3 hours, how many miles will Katrina have left to go?

Answer 1

Explanation:

Jenna will complete remaining distance in 6 hours.

Since we know that . Let us find the rate at which Jenna traveled 100 miles.

Remaining distance is 400-100=300.

Now let us find the time Jenna will take to travel 300 miles.

Therefore, Jenna took 6 hours to complete remaining distance.