Question : A car travels at the speed of 40 km/hr for the first hour and 60 km/hr for the next hour. What will be the average speed of the car?
Option 1: 60 km/hr
Option 2: 40 km/hr
Option 3: 50 km/hr
Option 4: 45 km/hr
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Correct Answer: 50 km/hr
Solution : Average speed of the car = $\frac{40+60}{2}$ = 50 km/hr Hence, the correct answer is 50 km/hr.
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