Economics OBJ:
1-10: BBADABBDDA
11-20: ACBCABBBCB
21-30: BABBABBBCB
31-40: ACAADADBDD
41-50: CBDCBBAADC

 

(1ai)
(Dependent population X/Total population X)*100%
=[(60+20)/(60+40+20)]*100%
=[80/120]*100%
=66.67%

(1aii)
(Dependent population in Y/Total population in Y )*100%
=[(20+15)/(20+55+15)]*100%
=35/90*100%
=38.89%

(1bi)
Dependency ratio in X=66.67 : 33.33
=2:1

(1bii)
Depency ratio in Y=38.89 : 61.11
=7:11

(1c)
Per capital income of country X=National income of X/population size
=480million/120million
=$4.00
Per capital income of coountry Y=National income of Y/Population size
=540million/90million
=$6

(1d)
(i) Increase in production of goods and services: Since the labour force in country Y is more than that of country X, countyr Y will have production than country X.
(ii) Reduction in pressure over available resources: The available resources in the country Y will not be pressurized like that of country X.

(3a)
Labour force can be defined as the total number of people within the productive sector that are gainfully employed and thos of them that are not gainfully employed.

(3b)
(i) Structural unemployment: It is the type of unemployment that exist when there is changes in the level of technology which affects productivity or output
(ii) Frictional unemployment: It exists when workers intend to change their jobs and they are not adequately informed by opportunities existing in other places.

(3c)
(i) The population of the country
(ii) The percentage of the population that are gainfully employed
(iii) The availability of good medical facilities
(iv) The total number of productive hours worked