300Km/H. To solve it, simply divide both sides by 40, multiply by 60 to get the speed/hour, and there you have it. The speed of a car that travels 200km in 40 minutes is 300km/h
I am going to assume you meant a constant speed of 1.5km/min. speed = distance/time distance = speed x time = 1.5km/min x 5.0min = 7.5km
The average speed is 40 miles per hour.
5 mi /(10 min/60 min/hr) = 30MPH.
It depends upon the speed or velocity of the car for e.g. if speed is 100km/min then Distance = speed X time i.e. D= 100X90= 9000km
3 hr = 180 min. 200 min. is greater.
60sec in a min/20=3*400m = 1200m/min*60(min per hr)= 72000m/h= 72km/h
Rate = Distance / Time 50/40 = 1.25 km per min
60 min = 1 hr speed = distance/time = 16.3 km / 33 min = 16.3 km / (33 min ÷ 60 min/h) ≈ 29.64 km/h (Though boat speeds are usually given in knots = 1 nautical mile/hour, which in this case is approx 16 knots.)
1 hr 30 min is = 1.5 hrs 36miles/1.5hrs= 24 miles / hr
time = distance / speed = 0.25 miles / 200 mph = 0.00125 hr 1 hr = 60 min → 0.00125 hr = 0.00125 × 60 min = 0.075 min 1 min = 60 sec → 0.075 min = 0.075 × 60 sec = 4.5 sec → it takes 4½ seconds to travel 0.25 miles at 200 mph.
It is travelling at 75 kmph.
To travel 200 miles at 450 mph takes 26 min 40 sec. time = distance / speed = 200 miles / (450 miles / hour) = 4/9 hour ≈ 0.444 hour 1 hour = 60 min → 4/9 hour = 4/9 × 60 min = 26 2/3 min ≈ 26.667 min 1 min = 60 sec → 2/3 min = 2/3 × 60 sec = 40 sec