Chap 3: Approximation & Estimation - Interesting Figures about the Beijing Olympics

Source: My Paper Friday August 8, 2008


1. Number of days from Opening to Closing Ceremony = 16 days [exact]

2. Cost of Opening Ceremony Ticket = 5000 yuan [exact]

3. Tickets sold for the game = 7,000,000 [approximated]

4. Number of athletes competing = 10, 500 [approximated]

5. Number of sports = 28 [exact]

6. Number of nations competing = 205 [exact]

7. Number of permanent residents in Beijing (2007) = 16,330,000 [approximated]

8. Number of bicycles in Beijing = 10,000,000 [approximated]

9. Number of accredited journalists = 21,600 [approximated]

10. Cost of ticket for general admission for softball preliminaries = 50 yuan [exact]

11. Number of official Olympic and paralympic volunteers = 100,000 [approximated]

12. Number of city volunteers to provide tourist services and bolster security = 400,000 [approximated]

13. Number of social volunteers at community level = 1,000,000 [approximated]

14. Weight of rubbished produced in the city (in 2006) = 5,850,000 tonnes [approximated]

15. Forecast number of cars in Beijing by the time of games = 3,300,000 [approximated]

16. Expected number of visitors to Beijing during the games = 2, 500,000 [approximated]

17. Investment in environmental improvement from 1998 to 2006 = 120 billion yuan [approximated]

18. Number of old buses and taxis to be taken off the road before the games = 65,000 [approximated]

19. Length of train track in Beijing by 2008 = 198 km [approximated]