Mathias Kunz, Willisau
| 36 km/h in m/s | 10 m/s |
| 2.7 g/cm^3 in kg/m^3 | 2700 kg/m^3 |
| 1 kg/dm^3 in g/cm^3 | 1 g/cm^3 |
| 145 Fr./a in Fr./m^2 | 1.45 Fr./m^2 |
| 30 m/h in mm/s | 8.33... mm/s |
| 333.33... m/s in km/h | 1200 km/h |
| 40000 km/d in km/h | 1666.66... km/h |
| 7.9 t/m^3 in g/cm^3 | 7.9 g/cm^3 |
| 5 t/m^3 in kg/cm^3 | 0.005 kg/cm^3 |
| 90 Fr./h in Rp./s | 2.5 Rp./s |
| 48 km/h in m/s | 13.33... m/s |
| 1 m/s in km/h | 3.6 km/h |
| 20 Fr./l in Fr./dl | 2 Fr./dl |
| 4 t/m^2 in kg/dm^2 | 40 kg/dm^2 |
| 4 t/m^2 in kg/cm^2 | 0.4 kg/cm^2 |