False I think it doesn't add up to 18
38cm=380mm18km=18000m
2m=2000mm
80km=80000
40mm=4cm
30m=3000cm
804km=804000m
416mm=41.6cm
239m=23900cm
51m=0.051km
27mm=2.7cm
18m=1800cm
7m=70dm
8km=8000m
573mm=57.3cm
672cm=6.72m
3494cm=34.94m
357cm=3.57m
8dm=800mm
3m=300cm
39km=39000m
432cm=4.32m
39m=39000mm
426mm=0.426m
5831dm=583.1m
5m=5000mm
563m=0.563km
8452cm=84.52m
4271km=4271000m
532m=532000mm
9km=9000m
42cm=420mm
75632m=75.632km
397mm=0.397m
142m=14200cm
21m=2100cm
642m=6420dm
Answer:
24 root 6
Step-by-step explanation:
I'm not really sure, because 650 marked down by 27% would be 474.5, which is close but not exact.
Hope I helped a little bit, sorry if I'm wrong.
Step-by-step explanation:
80+60+x+51= 180
191+x= 180
x= -11