Dosage Calculations

Please be precise as I dont understand how to get to the final product.

4.3qt= L 10. 68kg= 5. 4mg= mcg 11. 2,025g= Ib 6. 500mL= L 12. 321floz= Ib mL Chapter 4 Conversions: Metric and Household Systems 111 13. 5lb4oz= kg 30. 90mL= fl oz 14. 16cm= in 31. 375mcg= mg 15. 4T= fl oz 32. 2T= mL. 16. 65in= m 33. 2.2lb= kg 17. 7021lb= kg 34. 5mL= 18. 3,634g= Ib 35. 1,000mL= 19. 8mL= L 36. 1.5g= L. 20. 450mg= g 37. 121floz= mg 21. 237.5cm= in 38. 1,500mL= mL. 22. 0.5g= mg 39. 2kg= qt 23. 0.6mg= meg 40. 25mg= 24. 4,050mL= L 41. 4.3kg= 25. 150lb= kg 42. 60mg= 26. 7.5L= qt 43. 0.015g= Ib 27. 22lb= kg 44. 45mL= mg