<u>The correct answers are the following:</u>
- showing the relative strength of different nations’ currencies.
- examining spending patterns across nations and continents.
The exchange rate provides the amount of one currency that has to be provided (price) in order to obtain one unit of a different currency.
Exchange rates are mostly fixed by the forces of supply and demand, hence, depending on consumer needs and preferences and of their relative abudance or scarcity. Threfore, <u>the final exchange rate (price) reached in the market shows the strength of a currency against a foreign one. </u>
Moreover, demand and supply of currencies arise due to international commercial activities that require traders to exchange their money into a different currencies if they want to purchase/sell abroad. Therefore, <u>exchange rates (prices) reached are also dependent on spending patterns in the different countries, </u>more specifically on the streams of exports and imports.
The x is a variable in an equation. It can "vary" (hence it's name) and is unknown.
For example, 5+x=100
5 plus "something" equals 100.
Look it up
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United States Senate Committee on Energy and Natural Resources would be responsible for legislation regarding acquiring alternative fuel sources from US lands. It is a committee that also has jurisdiction regarding matters such as nuclear waste policy, territorial policy etc. The roots of this committee goes back to the year 1977 when there was the Committee on Interior and Insular Affairs.