### Home > CALC > Chapter 1 > Lesson 1.4.2 > Problem1-157

1-157.

DO YOU KNOW THE WAY TO SAN JOSE?
Salima and Karim were driving from Sacramento to San Jose. Salima kept track of the rate as Karim drove. Below is a graph of their rate during the trip.

1. What is the driving distance between Sacramento and San Jose?

Calculate the area of the graph under the curve.

2. What was Karim's average speed?

average speed $=\frac{\text{total distance}}{\text{total time}}$