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This is an average speed of 42.54 km/h
Average speed is the total distance traveled divided by the time taken.Average speed = total distance traveled/time taken = 90 km/3 h = 30kph
Light travels slower through a medium. Generaly the dencer the medium the slower light travels. Light travels fastest through a vacuum assuming its speed is not being affected by gravity which also affects the speed of light. Examples. A very very thick piece of glass will appear thinner than it actually is and a streight stick will appear to bend if put into water at an angle.
Assuming no accelerate or decelerate figures, the average speed is 48 MPH.
Its average speed during that period of time is 100/10.25 = 9.7561 meters per second (rounded)
60 KPH
sixty
240divided by 4 = 60 kph
The average speed if an airplane travels 1364 miles in 5.5 hours is 248 miles/hr.
In this case, just divide the distance by the time.
3 hrs & 34 minutes is the same as 3.56666666666 hours. Divide this into 90 km and your answer is 25.233645 km/h (average)
His average speed is 55 kilometers per hour.
4
40mph
42mph
1
The average speed is 140 km/hr