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How many seconds are in one millennium?

Number of seconds in a minute
Number of minutes in a hour
Number of hours in a day
Number of days in a year
Number of years in a millenium
Number of seconds in a millenium
 

What is the speed of light in millimeters per century?

Speed of light (meters / second) Defined standard
Number of millimeters in a meter  
Number of seconds in a minute  
Number of minutes in a hour  
Number of hours in a day  
Number of days in a year  
Number of years in a century  
Speed of light (mm / century)  
   

How many meals will the average person eat in a lifetime?

Average human lifespan UN estimate for 2005-2010 (top of page 15)
Number of meals eaten per day  
Number of days in a year  
Average number of meals per lifetime  
   

How many movie tickets will Americans buy this year?

North American Box Office in 2013 (in US$) MPAA estimate for 2013
Average ticket price in North America (in US$) MPAA estimate for 2013
Latin American Box Office in 2010 (in US$) MPAA estimate for 2013
Average ticket price in Latin America (in US$) Based on sampling
Average % change MPAA estimate, on page 4
Number of movie tickets Americans bought per year  
   

A National League baseball team has 25 players. Nine players can be in a starting lineup. How many starting lineups can one team field?

Number of players in team  
Number of players in starting lineup
Number of distinct starting lineups possible  
   

What is the probability of a PGA golfer getting a hole in one on a par 3?

According to http://www.holeinoneinsurance.com/hole-in-one-odds.html, there is a 2,500 to 1 chance for a professional golfer to get a hole-in-one.

What fraction of the United States is paved?

Length of paved roadways (in km) CIA estimate
Average width of paved roadways (in ft) US DoT estimate - 2x9' lanes + 2x4' shoulders
Surface area of United States (in km2)
Fraction of US that is paved  
   

Suppose you were to type the contents of every literary work held in the Library of Congress in nanometer-sized font. How many 8.5x11 inch pages would you require?

Number of literary works LoC estimate - 23,592,066 cataloged books + 12,344,477 other printed material
Average number of pages per literary work Estimated number from sampling representative works
Average number of characters per page Estimated number from sampling representative works
Font width (in nm)
Font height (in nm)
Number of Letter-sized pages required  
   

A supertanker crashes in the Gulf of Mexico. How many square kilometers of oil could be spilled?

Type of supertankers  
Deadweight tonnage  
Density of oil (kg/m3) Light = <850; Heavy = >1000
Film thickness (nm)
Oil spill area (in km2)  
   

How many seconds would it take to transmit the Bible in Morse code over a telephone line?

Bit rate (bps) Shannon-Hartley, B=3000, S/N=1000
Seconds to transmit Old Testament through Morse code over telephone