AnswerTherefore, Jennifer traveled for 2 hours.
Explanation:
Let x be the time Jennifer traveled.
Kristin traveled for 2 hours at 33 km/h, so she had traveled 66 km when Jennifer started traveling.
After x hours, Jennifer had traveled 45x km.
The total distance between them was 156 km.
So, we have:
66 km + 45x km = 156 km
Simplifying the equation, we get:
45x km = 90 km
x = 2 hours
Therefore, Jennifer traveled for 2 hours.