Exercises of speed/velocity units conversion

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Number of examples:
Range of values:
Multiplicity:
53mm/s = km/h
75mm/s = km/h
87dm/s = m/s
33m/s = cm/s
68cm/s = dm/s
33dm/s = m/s
41km/h = dm/s
62m/s = mm/s
67km/h = m/s
40m/s = cm/s