Convert the following units: a) 18 m/ha plg/s b) 35 miles/ha Hm/s c) 40 lb to kg d) 10 gal to cm3 e) 50 ft to cm f) 400 gr to lb g) 250 lt a cm3 h) 35 cm/s2 a ft/s2 i) 690 m3 a cm3 j) 25 kg a gr k) 68 pg a ft l) 45 m/min a mm/s m) 90 km/ha miles/h n) 880 lt a gal o) 20 ft am

ANswer: c) $$ 40\:lb\:\times\frac{1\:\operatorname{kg}}{2.2\:lb}=\frac{40}{2.2}lb=18.18\:lb $$ d) $$ 10\:gal\times\frac{3785.41\:\operatorname{cm}^3}{1\:gal}=37,854.1\:\operatorname{cm}^3 $$ e) $$ 50\:ft\times\frac{30.48\:\operatorname{cm}}{1\:ft}=1,524\:\operatorname{cm} $$