Answer:
A - Subtracting all costs from the total benefit.
Explanation:
Opportunity cost is the cost of doing something that might benefit you. For example, the Opportunity cost of playing Minecraft with your buddies is maybe completeing the remaining questions of your homework. This being true, makes the answer choice A the most logical one.
Answer:
A) Between 1750 and 1760 many improvements were made. Improvements such as spinning and waving the coal on machines were examples of this.
B) Improvements such as said above helped dramatically. They helped by using their power to smelt iron and steel. Because of this, economic life improved.
C) Mining coal helped transform social and economic life. It transformed life because it pumps out deepening mines. Because of this, more and more power transfers to keep the machines running.
Explanation:
Answer: 0.57%
Explanation:
It was estimated that the world population in 2009 was 6.8 billion people.
Kenya is 38.8 million.
This means that Kenya's population as a percentage of world population was:
= 38,800,000 / 6,800,000,000 * 100%
= 0.57%