A car travels 60 km in 1 hour. What is its average speed?
The average speed is 60 km/h.
How to work it out
- 1
Write down what you know: distance d = 60 km, time t = 1 hour. You are asked for the speed v.
- 2
Use the formula speed = distance ÷ time:
- 3
Answer with the unit: 60 km/h.
- 4
The same formula rearranged: distance = speed × time (60 × 1 = 60 km) and time = distance ÷ speed (60 ÷ 60 = 1 hour).
LaTeX source of the formulas on this page
\[ v = \frac{d}{t} = \frac{60}{1} = 60\ \text{km/h} \]
\[ v = \frac{d}{t} = \frac{60}{1} = 60 \]How far at 60 km/h
| Time | Distance |
|---|---|
| 0.5 hours | 30 km |
| 1 hour | 60 km |
| 2 hours | 120 km |
| 3 hours | 180 km |
| 4 hours | 240 km |
| 5 hours | 300 km |
Questions
What is the speed if a car travels 60 km in 1 hour?
The average speed is 60 km/h.
How far does it go in 3 hours at that speed?
180 km.