US Customary System units

Question 1

Length: 1 point (p)

Answer 1

Divisions: smallest unit. SI equivalent: 127/360 mm.

Question 2

Length: 1 pica (P/)

Answer 2

Division: 12 points (p). SI equivalent: 127/30 mm or 4.233 mm.

Question 3

Length: 1 inch (in or “)

Answer 3

Division: 6 Pica (P/). SI equivalent: 25.4 mm.

Question 4

Length: 1 foot (ft or ‘)

Answer 4

Division: 12 inches (in). SI equivalent: 0.3048 meters.

Question 5

Length: 1 yard (yd)

Answer 5

Division: 3 feet (ft). SI equivalent: 0.9144 meters.

Question 6

Length: 1 mile (mi)

Answer 6

Division: 5280 feet (ft) or 1760 yards (yd). Si equivalent: 1.609344 kilometers (km).

Question 7

Area: acre

Answer 7

Division: 43,650 square feet. SI equivalent: 4,046.873 square meters.

Question 8

Volume: 1 minim (min)

Answer 8

Division: approximately 1 drop or 0.95 grain of water. SI equivalent: 61.611519921875 microliters.

Question 9

Volume: 1 fluid dram (fl dr)

Answer 9

Division: 60 min. SI equivalent: 3.6966911953125 milliliters.

Question 10

Volume: 1 teaspoon (tsp)

Answer 10

Division: 80 min. SI equivalent: 4.92892159375 milliliters.

Question 11

Volume: tablespoon (Tbsp)

Answer 11

Division: 3 tsp or 4 fl dr. SI equivalent: 14.78676478125 milliliters.

Question 12

Volume: fluid ounce (fl oz)

Answer 12

Division: 2 Tbsp or 1.0408 oz av of water. SI equivalent: 29.5735295625 milliliters.

Question 13

Volume: shot (jig)

Answer 13

Division: 1.5 fl oz or 3 Tbsp. SI equivalent: 44.36029434375 milliliters.

Question 14

Length: 1 league (lea)

Answer 14

Division: 3 miles. SI equivalent: 4.828 kilometers.

Question 15

Volume: gill (gi)

Answer 15

Division: 2 2/3 fig or 4 fl oz. SI equivalent: 118.29411825 milliliters.

Question 16

Volume: 1 cup (cp)

Answer 16

Divisions: 2 gi or 8 fl oz. SI equivalent: 236.5882365 milliliters.

Question 17

Volume: 1 pint (pt)

Answer 17

Divisions: 2 cp or 16.65 oz av of water. SI equivalent: 473.176473 milliliters.

Question 18

Volume: quart (qt)

Answer 18

Divisions: 2 pt or 231 cubic inches. SI equivalent: 0.946352946 milliliters.

Question 19

Volume: gallon (gal)

Answer 19

Divisions: 4 quarts. SI equivalent: 3.785411784 liter.

Question 20

Volume: barrel (bbl)

Answer 20

Divisions: 31.5 gallons or 1/2 hogshead. SI equivalent: 119.240471196 liters.

Question 21

Volume: oil barrel (bbl)

Answer 21

Divisions: 1 1/3 (liquid) barrel or 42 gallons or 2/3 hogshead. SI equivalent: 158.987294928 liters.

Question 22

Volume: hogshead

Answer 22

Divisions: 1.5 oil barrel or 63 gallons or 8.421875 cubic feet. SI equivalent: 238.480942392 liters.

Question 23

Volume: peck (pk)

Answer 23

Divisions: 2 gallons. SI equivalent: 8.809768 liters.

Question 24

Volume: bushel (bu)

Answer 24

Divisions: 4 pecks. SI equivalent: 35.23907016688 liters.

Question 25

Mass and weight: grain (gr)

Answer 25

Divisions: 1/7000 pounds. SI equivalent: 64.79891 milligrams.

Question 26

Mass and weight: dram (dr)

Answer 26

Divisions: 27 11/32 grains. SI equivalent: 1.7718451953125 grams.

Question 27

Mass and weight: ounce (oz)

Answer 27

Divisions: 16 drams. SI equivalent: 28.349523125 grams.

Question 28

Mass and weight: pound (lb)

Answer 28

Divisions: 16 ounces. SI equivalent: 453.59237 grams.

Question 29

Mass and weight: US hundredweight (cwt)

Answer 29

Divisions: 100 pounds. SI equivalent: 45.359237 kilograms.

Question 30

Mass and weight: long hundredweight

Answer 30

Divisions: 112 pounds. SI equivalent: 50.80234544 kilograms.

Question 31

Mass and weight: ton

Answer 31

Divisions: 20 US hundredweight or 2000 pounds. SI equivalent: 907.18474 kilograms.

Question 32

Mass and weight: long ton

Answer 32

Divisions: 20 long hundredweight or 2240 pounds. SI equivalent: 1016.0469088 kilograms.