22. The fire demand for a city of 50,000 population, according to Godrich formula, is

A. 40 mld

B. 42 mld

C. 44 mld

D. 48 mid.

23. For the prediction of future population of a city, the factor to be considered, is

A. births

B. deaths

C. migrants

D. all the above.

24. An ideal population growth curve

A. is called logistic curve

B. is S-shaped curve

C. in its represents geometric growth

D. all the above.

25. The population growth curve is

A. S-shaped curve

B. parabolic curve

C. circular curve

D. straight line

26. The population of a city in 2000 is 50,000. The average per decade of the previous records of population is 5000 and average percentage per decade is 20%. The population of the city based on geometrical increase method, in the year 2020 will be

A.56,000

B.60,000

C.64,000

D.72,000.00

27. The population of the city stated in Q. 10.26 based on arithmetical increase method, is

A.55,000

B.60,000

C.65,000

D.70,000.00

28. The population of a city in 2000 is 50,000. The average increase in population over last 8 decades is 7500 and average incremental increase during 8 decades is 750. The population of the city based on incremental method, in the year 2020 will be

A.55,000

B.60,500

C.66,500

D.72,500

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