The distance from Phoenix to Los Angeles is 400 miles. A car traveled this distance in 6 hours and 40 minutes. What was the average speed of the car in miles per hour?
Average speed= \(\frac{Distance covered}{time taken}\) Average speed=\(\frac{400 miles}{6 \frac{2}{3} }\) Average speed= 400 miles÷\(\frac{20}{3}\) Average speed= 400 miles*\(\frac{3}{20}\) Average speed= 60miles/hour
