Sub-topic 1
2025 · National Preliminary
Free
Average speed over a journey including a rest period
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Sub-topic 2
2016 · National One-Eighth
Premium
Average velocity from a displacement that reverses direction, over a given time
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Sub-topic 3
2021 · National Preliminary
Premium
Average speed for a two-leg trip (east then north) from total distance and time
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Sub-topic 4
2021 · National Preliminary
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Average speed for a trip with a rest stop, from total distance and total time
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Sub-topic 5
2021 · National Quarterfinal
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Average speed of a round trip including a rest stop and a differing return speed
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Sub-topic 6
2022 · National Preliminary
Premium
Average speed of a trip with a stop and two different constant-speed legs
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