Jednostki miar

Jednostki Wartości
1 inch (in) 2.54 cm
1 foot (ft.) 12 in = 30.4 cm
1 yard(yd.) 3 ft. = 91.4 cm
1 statute or land mile (mi.) 1760 yds 5280 ft. = 1609 m
1 square inch (sq.in) 6.452 sq.cm
1sq.ft. 929.034 sq.cm
1sq.yd. 0.836 sq.m
1sq.mile 259.000 ha
1 ounce, avoirdupois (oz avdp.) 28.350 grams
1 pound (lb.) 16 ozs = 0.4535 kilogram
1 quarter (qr.) 28 lbs = 12.70 kg
1 hundredweight (cwt.) 4 quarters = 112 lbs = 50.802 kg
1 ton 20 cwt. = 2240 lbs = 1016 kg = 1.016 metric ton
1 liquid (fluid) ounce (fl.oz.) 0.961 U.S. fluid ounce = 28.412 milliliter (ml)
1 liquid pint (pt.) 20 ozs. = 0.568 litres
1 quart (qt.) 2 pts = 40 ozs = 1.20094 U.S. qt. = 1.136 litres
1 gallon (gal) British Imperial 160 British fl.ozs. = 4 qts = 1.201 U.S. gallons = 4.546 litres
1 bushel (bu.) 8 gal. = 1.032 U.S.bu. = 36.3 litres
1 qt., dry 1.032 U.S. qts
1 bushel per acre 0.898 hectolitres per hectare
1 hectolitre per hectare 1.113 British bushels per acre
1 cubic metre 10 hectolitres = 11.13 bushels per acre