Answer:
B. $1,639
Explanation:
To do arbitraje we will ask at Bank A for $0.305
and then bid in Bank B at $0.306
As the transactions has no cost we are doing a profit by using the exchange as they allowed. Doing this procedure will at some point eliminate the difference in exchange rate for these bank as the purchase will rise the ask rate for Bank A and the sale will decrease the bid rate.

Total: 501639,3442622951
The profit will be for: 501,639.34 - 500,000 = 1,639.34
Explanation:
Let us understand the term what is elastic & "inelastic".
Elastic: It is the change in the behavior of the buyer & the seller when the product price changes.
Elastic goods will always have an substitute.
Example: Books, pencil, Notebook, bread, etc,
Inelastic means: This is opposite of elastic. There will be same number of buyers when the price goes up or down.
Whether the price gets raise or lower daily we need food. So food is inelastic.
Eg. food, prescription drugs, and tobacco products
Pushes herself and is determined to finish something she started.
They function as consumers and producers because while they work, they are creating goods/ providing services that contribute to the economy. When they get paid, they become consumers who buy goods/pay for services.
If the entire economy should take a downturn, the effect on the manufacturer would be to : offer rebates and incentives for customers who purchase washing machines.
<h3>What is meant by an economic downturn?</h3>
This is the term that is used to refer to the economic downturn that is experienced in a particular economy for a given period of time. This period would usually bring about the failure of the market with the producers and sellers making little gains in the market.
Hence we cam say that If the entire economy should take a downturn, the effect on the manufacturer would be to : offer rebates and incentives for customers who purchase washing machines.
Read more on economic downturn here: brainly.com/question/7201254
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