Q: What is the average speed of a car that travels 30 km in ½ hour?

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The car's average speed is 86.67 miles per hour.

90 km per hour.

Average speed is the total distance traveled divided by the elapsed time. A car that travels 60 miles in one hour, stops for one hour and travels 60 miles for another hour, has an average speed of 120 miles / 3 hours, which is 40 mph.

80 miles/hour

87.5 kph

Related questions

The car's average speed is 56 miles per hour.

The car's average speed is 86.67 miles per hour.

90 km per hour.

The faster car travels at 48 miles per hour The slower car travels at 36 miles per hour 48mph - 36mph = 12mph Therefore, the faster car travels 12 miles per hour faster than the slower car. Note that the question refers to the relative speeds of the cars and not the relative distances.

sixty

30 kilometers per hour.

18

100km/hour as speed=distance/time therefore 200km/2hour=100km/hour

Average speed is the total distance traveled divided by the elapsed time. A car that travels 60 miles in one hour, stops for one hour and travels 60 miles for another hour, has an average speed of 120 miles / 3 hours, which is 40 mph.

Speed is NOT measured in km but km PER HOUR. The average speed was 88.88 (repeating) km per hour.

80 miles/hour

87.5 kph