If the price of a 32 GB memory card decreases from $25 to $20, the percentage change using the average value (or the midpoint) is:

A. -22.2%.
B. -20%.
C. -25%.
D. -5%.


Answer: A

Economics

You might also like to view...

Extractive institutions control political power to:

A) enforce property rights and an equitable legal system. B) allow new businesses to enter and compete in a market. C) transfer resources from the ruling party to society. D) transfer resources from society to the ruling party.

Economics

Refer to Table 19-30. Based on the table above, what is personal income for this economy?

A) $1,950 billion B) $2,030 billion C) $2,450 billion D) $5,130 billion

Economics

Consider a general Cobb-Douglas production function q = ALaKb

where A, a and b are positive constants. Using this production function, derive the short-run cost function for a fixed capital stock, K0, wage rate w, and capital rental rate r.

Economics

When Jeneva went to Costa Rica in July 2008, a U.S. dollar was worth 550 colones. If today a U.S. dollar is worth 650 colones, it means that the U.S. dollar has depreciated against the colone

Indicate whether the statement is true or false

Economics