car travels at $50.0 \mathrm{~km} / \mathrm{hr}$ for 2.00 hours. It then travels an additional distance of $40.0 \mathrm{~km}$ in 1.00 hour. The average speed of the car for the entire trip is

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The car travels $100.0 \mathrm{~km}$ in the first 2 hours ($50.0 \mathrm{~km/hr} \times 2.00 \mathrm{~hr}$) and $40.0 \mathrm{~km}$ in the next hour, totaling $140.0 \mathrm{~km}$ over 3 hours. The average speed is $140.0 \mathrm{~km} / 3 \mathrm{~hr} = 46.7 \mathrm{~km/hr}$.

Car Travels At 50.0 km/hr50.0 \mathrm{~km} / \mathrm{hr}50.0 km/hr For 200 Hours 40.0 km40.0 \mathrm{~km}40.0 km

Car Travels At $50.0 \mathrm{~km} / \mathrm{hr}$ For 200 Hours $40.0 \mathrm{~km}$