Answer:
Yes
Explanation:
because south Africa can't put the money on the side
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:
Christiaan Huygens
Explanation:
Christiaan Huygens was a Dutch physicist with many credits and inventions some of which is the pendulum clock and production of many telescopes. He is also credited as the father of theoretical physics being the first to make use of formula in physics. His wave theory of light was controversially not widely regarded because of Isaac Newton's earlier theory on corpuscular theory of light.
He published his work on the wave theory of light in the book called Treatise on Light in 1690 which was then seen as the opposite of what Newton (who was already wildly famous) had proposed.
The federal reserve bank may decide to INCREASE THE INTEREST RATE. Interest rate refers to the amount that is charged for making use of a particular loan. Increasing the interest rate is one of the monetary policy which the federal reserve bank use to control the money supply in an economy.