1h = 3600s
54km/h = 54km/3600s
2s x 54km/3600s = 0.03km
100 meters/9 seconds = 40 kilometers per hour = 24.85 miles per hour (rounded)
45 kilometers per hour is the same as 27.9 miles per hour.
You can't figure "acceleration" from this information. Maybe you meant "Deceleration"? Ask again.
just divide your km/h by 3600, the number of seconds in an hour.
0.51 kilometers/second (1 mile/1.609 kilometers)(3600 seconds/1 hour) = 1141 miler per hour ================
100 meters/9 seconds = 40 kilometers per hour = 24.85 miles per hour (rounded)
45 kilometers per hour is the same as 27.9 miles per hour.
if a car is going at 30 miles per hour then it may be going at a speed of 48 kilometers per hour.
smart
112.65 kilometers per hour.
The equates to 4,337,254.33 miles per hour or6,980,134.23 kilometers per hour
Light is so fast that it is usually expressed as about 300,000 kilometers per second. If you multiply that by 3600 seconds / hour, you get the speed in kilometers per hour.
Driving 66 meters in 3.7 seconds means you've averaged 64.2 kilometers per hour during that time.
18,302.2 seconds.
If you traveled 100 meters in 30 seconds, then you would be traveling at 3.333... meters per second, or 200 meters per minute, or 12 kilometers per hour (7.45 miles/hour).
10 minutes and 54.5 seconds to travel 10 miles (16.1 kilometers) at 55 miles per hour.
You can't figure "acceleration" from this information. Maybe you meant "Deceleration"? Ask again.