Description
This is a very handy little tool, either for the chart table or classroom. The Portland Speed-Distance-Time calculator allows you to quickly and easily work out unknown information. For example- When speed is known you can find the time required to run a given distance, or distance run in a given time. Find the speed made good, periods between 15secs and 4 days.
- Simple to use slide rule
- Calculates the third variable given the other two (distance covered, given speed, elapsed time)
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