Fill in each blank (round to three significant digits when necessary):
1. 250 m = _____ km
2. 850 mL = _____ L
3. 5.4 kg = _____ g
4. 0.55 s = _____ μs
5. 25 kg = _____ g
6. 75 μs = _____ ns
7. 275 cm2 = _____ mm2
8. 350 cm2 = _____ m2
9. 0.15 m3 = _____ cm3
10. 500 cm3 = _____ mL
1. 150 lb _ _____ kg
12. 36 ft = _____ m
13. 250 cm = _____ in.
14. 150 in2 = _____ cm2
15. 24 yd2 = _____ ft2
116. 6 m3 = _____ ft3
17. 16 lb = _____ N
18. 15,600 s = _____ h _____ min