Va rog dauu coroane la cine ma ajuta

23 zile = 23*24 = 552 ore = 552*60 = 33120 minute
28km=28*100dam=2800dam=2800*10m=28000m
17L=17*100cL=1700cL=1700*10mL=17000mL
12000kg=12000:1000t=12t=12000kg=12000*1000g=12.000.000g
16 saptamani= 16*7 zile= 112 zile= 112:30 luni= 3,7 luni