Title text: Speed Limit: 45 MPH / Minimum: 65 MPH
Source: https://xkcd.com/2841/
Explain: https://www.explainxkcd.com/wiki/index.php/2841:_Sign_Combo
Title text: Speed Limit: 45 MPH / Minimum: 65 MPH
Source: https://xkcd.com/2841/
Explain: https://www.explainxkcd.com/wiki/index.php/2841:_Sign_Combo
Specially, executing a perfect J-Turn would do it.