Math

Two-Lap Average Speed

Difficulty

x xxx xxxxxxxxx xxx xxxx xx x xxxxxxxx xxxx, xxxx xxx xxxx xxxx. xxx xxxxxxx xxxxx xx \(xx\) xxxxx xxx xxxx xx xxx xxxxx xxx xxx \(xx\) xxxxx xxx xxxx xx xxx xxxxxx. xxxx xx xxx xxxxxxx xxxxx xxxx xxxx xxxx? xxx xxxxxxx xxx xxxxxxx xxxxx xx xxx xxxxx xxx xx \(xx\) xxxxx xxx xxxx. xxxx xxxxxxx xxxxx xxxxx xx xxxx xx xxx xxxxxx xxx xx xxxxxxx \(xx\) xxxxx xxx xxxx xxxx xxxx xxxx? xx xxxx xxxxxxxx?

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