Resources - Formulas

 
Some Common Conversions

Length and Area:
1 foot = 12 inches
1 mile = 5,280 feet
1 kilometer = 1,000 meters
1 mile ≈ 1.6 kilometers
1 foot ≈ 0.305 meter
1 yard = 3 feet
1 mile = 1,760 yards
1 meter = 1,000 millimeters
1 inch ≈ 2.540 centimeters
1 acre = 4,840 square yards
1 square yard = 9 square feet
1 square foot = 144 square inches

Volume:
1 gallon = 4 quarts
1 gallon ≈ 231 cubic inches
1 liter = 1,000 milliliters
1 liter ≈ 1.057 quarts
1 gallon ≈ 3.785 liters
1 quart = 2 pints
1 pint = 16 fluid ounces
1 cubic yard = 27 cubic feet
1 cubic foot ≈ 7.48 gallons

Weight: (on Earth’s surface)
1 ton = 2,000 pounds
1 kilogram ≈ 2.205 pounds
1 pound = 16 ounces
1 pound ≈ 0.454 kilogram
1 kilogram = 1,000 grams