MACRO In September 2007, country A presents the following data in its population survey active (in thousands of people)

total population	7710
Population aged 15 and over outside institutions	6326
active population	4149
employment	3864

a) Calculate the activity rate (5 points)

b) Calculate the employment rate (5 points)

c) Calculate the unemployment rate (5 points)

d) If the active population increased by 30,000 people and employment did not change, what would be unemployment rate? (7.5 points)

e) During the same period, in country B a population aged 15 and over was reported institutions of 10,391,000 people, an activity rate of 67.9% and an unemployment rate of 6.2%. Calculate the active population, number of jobs and number of unemployed for this country. (7.5 points)