Carol drove 720 km in 9 hours. What was her rate in km/hr?

80 KM/HR

720 km/9 hrs = 80 km/hr <~~yes

To find Carol's rate in kilometers per hour (km/hr), we need to divide the total distance she drove (720 km) by the total time it took (9 hours).

Rate (km/hr) = Distance (km) / Time (hours)

So, we can calculate Carol's rate by dividing 720 km by 9 hours:

Rate (km/hr) = 720 km / 9 hours

Dividing 720 by 9, we get:

Rate (km/hr) = 80 km/hr

Therefore, Carol's rate was 80 km/hr.