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American letter paper (11 × 8.5 inches, "A" size) 62,370 mm 2: International A4 paper (210 × 297 mm) 92,903 mm 2: 1 square foot [24] 10 −1 125,000 mm 2: International A3 paper (297 × 420 mm) 180,000 mm 2: Surface area of a basketball (diameter 24 cm) [25] [26] 250,000 mm 2: International A2 paper (420 × 594 mm) 500,000 mm 2: International ...
A 12-gauge shotgun, nominally 18.5 mm (0.73 in), can range from a tight 18 mm (0.71 in) to an extreme overbore of 20 mm (0.79 in). Some also claim an increased velocity with the overbored barrels, up to 15 m/s (49 ft/s), which is due to the larger swept volume of the overbored barrel.
Normal seasonal snowfall is 13.4 inches (34 cm) at Downtown Airport and 18.8 in (48 cm) at Kansas City International Airport. The average window for freezing temperatures is October 31 to April 4, while for measurable (0.1 in or 0.25 cm) snowfall, it is November 27 to March 16 as measured at Kansas City International Airport. [ 51 ]
35 mm film is a film gauge used in filmmaking, and the film standard. [1] In motion pictures that record on film, 35 mm is the most commonly used gauge. The name of the gauge is not a direct measurement, and refers to the nominal width of the 35 mm format photographic film, which consists of strips 1.377 ± 0.001 inches (34.976 ± 0.025 mm) wide.
Precipitation averages 41.70 inches (1,100 mm), but has ranged from 20.59 in (523 mm) in 1953 to 61.24 in (1,555 mm) in 2015. The highest recorded temperature in St. Louis was 115 °F (46 °C) on July 14, 1954, and the lowest was −22 °F (−30 °C) on January 5, 1884. St. Louis experiences thunderstorms 48 days a year on average. [55]
The average household size was 2.32 and the average family size was 2.98. The racial makeup of the city as of 2019 was 77.45% White, 7.74% African American, 0.30% Native American, 10.25% Asian, 0.08% Pacific Islander, 6.32% from other races, and 2.3% from two or more races.
[95] [96] [97] The snowiest season was 1951–52, with 117.3 inches (298 cm), while the least snowy season was 16.6 inches (42 cm) in 1933–34. [98] The snowiest month on record was January 1993, in which 50.3 inches (128 cm) were recorded. [99] The nearby Great Salt Lake is a significant contributor to precipitation in the city.
Population size may be affected by changes on administrative divisions. In 2021, Beijing had a total population of 21.89 million within the municipality, of which 19.16 million (87.5 percent) resided in urban districts or suburban townships and 2.73 million (12.5) lived in rural villages. [ 137 ]