Respuesta :

aleksandaram14
0.12m/s=0.432km/h
I’m not sure about 2nd one

Answer:

a)0.12m/s=0.432km/h

b)0.3g/cm²=300

Step-by-step explanation:

a)multiply the speed value by 3.6

b)multiply the mass / volume value by 1000

Hope this helps :)