A car travels 370 miles in 7 hours. What is its average speed?
The average speed is 52.857143 mph.
How to work it out
- 1
Write down what you know: distance d = 370 miles, time t = 7 hours. You are asked for the speed v.
- 2
Use the formula speed = distance ÷ time:
- 3
Answer with the unit: 52.857143 mph.
- 4
The same formula rearranged: distance = speed × time (52.857143 × 7 = 370 miles) and time = distance ÷ speed (370 ÷ 52.857143 = 7 hours).
LaTeX source of the formulas on this page
\[ v = \frac{d}{t} = \frac{370}{7} = 52.857143\ \text{mph} \]
\[ v = \frac{d}{t} = \frac{370}{7} = \frac{370}{7} = 52.857143 \]How far at 52.857143 mph
| Time | Distance |
|---|---|
| 0.5 hours | 26.428571 miles |
| 1 hour | 52.857143 miles |
| 2 hours | 105.71429 miles |
| 3 hours | 158.57143 miles |
| 4 hours | 211.42857 miles |
| 5 hours | 264.28571 miles |
Questions
What is the speed if a car travels 370 miles in 7 hours?
The average speed is 52.857143 mph.
How far does it go in 3 hours at that speed?
158.57143 miles.