Conversion miles per hour to kilometers per hour, mph to km/h.

The conversion factor is 1.6093440006147; therefore, 1 mile per hour = 1.6093440006147 kilometers per hour. In other words, to convert a value in mph to km/h, multiply by the value by 1.6093440006147. The calculator answers the questions such as: How many km/h is 40 mph? or How to convert mph to km/h. This is a speed unit conversion from mph to km/h.

Conversion result:

1 mph = 1.60934 km/h

1 mile per hour is 1.60934 kilometers per hour.

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mph

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To convert miles per hour (mph) to kilometers per hour (km/h), you can use the following conversion factor:

$1\text{mph}=1.60934\text{km/h}$

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Conversion Formula:

$\text{Speed in km/h}=\text{Speed in mph}\times 1.60934$

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Example Conversion:

If a car is traveling at 60 mph, the speed in km/h is:
$60\text{mph}\times 1.60934=96.5604\text{km/h}$

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Key Points:

1. 1 mph = 1.60934 km/h: This is the exact conversion factor.
2. Rounding: For quick calculations, you can approximate $1\text{mph}\approx 1.61\text{km/h}$.
3. Common Conversions:
- 30 mph ≈ 48.28 km/h
- 50 mph ≈ 80.47 km/h
- 70 mph ≈ 112.65 km/h
- 100 mph ≈ 160.93 km/h

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Applications:

- Used in countries that use the metric system (km/h) to interpret speeds given in mph (e.g., in the UK or USA).
- Helpful for understanding speed limits, vehicle speeds, or athletic performance metrics.

Conversion of a velocity unit in word math problems and questions

• The bicycle
  The bicycle runs 30 mph for 20 minutes. How far it goes?
• A train
  A train can travel 1136 miles in 4 hours. What is the unit rate at which this train travels per hour? Write in miles per hour.
• A race
  A race car driver won a 500-mile race with a speed of 116.3 miles per hour. Find the driver's time.
• A truck 4
  A truck covers a particular distance in 3 hours with a speed of 60 miles per hour. If the speed is increased by 30 miles per hour, find the time the truck takes to cover the same distance in hours.

• Noel drives
  Noel drives at an average speed of 52 miles per hour (mi/h) for 3 1/4 hours. How far has he traveled for 3 1/4 hours?

more math problems »