Answer:
b. $2 billion trade surplus with country B.
Explanation:
When a country exports more than it imports, it is said that the country has a trade surplus. On the other hand, when a country imports more than it exports, it is said that the country has a trade deficit.
In this case, exports to country B are worth $10 billion which are larger than the $8 billion of imports from country B. Country A's trade surplus is given by:

Therefore, the answer is alternative b.
Answer:
Option (D) $15,000
Explanation:
Data provided in the question:
Steel produced by Acme steels = 1,000 tons
Selling cost of steel = $30 per ton
Wages paid = $10,000
Market price of the coal bought = $15,000
Amount paid in taxes = $2,000
Now,
The contribution is made to the GDP when the goods is sold or purchased at market price.
Thus,
The transaction relating to the purchase of coal by Acme steels will contribute to GDP
Hence,
Acme steel co. contribution to the GDP = $15,000
Option (D) $15,000
A lot of people think buying in bulk is the best way to shop. But one thing they do not think of is if they will be using these items in a timely manner. If you purchase paper towels or toilet paper, these are items that will always be used throughout the year. They will not expire. Buying food in bulk may not be the best spending choice because how much will you use before it expires?