Answer:
a) unemployment rate = 15
b) unemployment rate = 2.5
Explanation:
unemployed people are those who are willing and available to work and have actively been seeking a job in the past four weeks. This accurately describes the 12 people who are willing, able and looking for work but cannot find jobs. To calculate the unemployment rate in percentage, the following formula is used:

Where:
a) Number of unemployed = 12
Labour force = 80 (number of people over 16 years of age)

b) if 10 of the unemployed people get discouraged and give up looking for work, the number of unemployed becomes 2 persons, (12 - 10 = 2).

Answer: B - $7,150
Explanation: Standard taxation is an option by IRS to reduce an inidvidual taxable income. this is subject to an individuals filling status.
Phil who is aged 20, single and who can claim a dependent on his parents tax filling return. As of 2019, his standard tax deduction is limited to his earned income plus $350.
According to the above question, Phil earns $7,000 as wages plus $150 in interest income.
From the above information, Phil has a standard tax of $7,150.
Independance. a sovereign state is one who has a permanent population, a defined territory, a government and so on.
Answer:
C. Quantitative.
Explanation:
Here in the question it is mentioned that the research type which is used at the time when the data is gathered from structured survey that response and are in the numerical so here the numerical means the data which can be count and we called as a quantitative
Therefore the option C is correct
hence, the same is to be considered