Three land miles is equivalent to one league.

Nine square feet is equivalent to one square yard, or 1,296 square inches.

Two pints are equal to one quart, which equals 57.75 cubic inches, which is the same as 32 full ounces.

One peck is the same as 8.810 liters.

One cord of firewood is equivalent to 128 cubic feet of wood.

One pint dry equals 33.600 cubic inches, while one pint of fluid equals 28.875 cubic inches.

To convert gallons into liters, multiply by 3.7853.

While four quarts as a liquid measure is the same as one gallon, four quarts of a dry measure equals half a bushel.

According to the International Metric System, the time length of a second is defined as the duration of 9,192,631,770 cycles of the radiation associated with a specified transition of the cesium 133 atom.

256 drams is equal to 16 ounces, or one pound.

One U.S. bushel is equivalent to 2,150.42 cubic inches; one U.S. bushel heaped adds another 597.292 cubic inches to that figure.

One kilogram is the same as 2.205 pounds.

One net ton is 2,000 pounds, but one metric ton is 2,204.623 pounds, and one gross ton is 2,240 pounds.

You probably know that the Roman numeral for one is “I,” five is “V,” and ten is “X.” But, did you know that the Roman numeral for 50 is “L?” The correct way to write one hundred is not “LL,” but “C.” And, five hundred is not written as “CCCCC,” but rather “D.” The Roman numeral for 1,000 is “M.” In addition, a line written just above any Roman numeral multiplies its value by 1,000.

©Lori S. Anton