Suppose there is a simple index of three stocks, stock ABC, stock XYZ, and
stock QRS. Stock ABC opens on day 1 with 5000 shares at $3.25 per share.
Stock XYZ opens on day 1 with 500 shares at $8.25 per share. Stock QRS
opens on day 1 with 10,000 shares at $4.75 per share. The price of stock ABC
on day 8 begins at $2.80. The price of stock XYZ on day 8 begins at $7.50.
Stock QRS opens on day 8 with a price of $4.10 per share. Assume that each
stock has the same number of shares that it opened with on day 1. What is
the rate of change of this simple index over 1 week?
A. -15.5%

B. -13.4%

c. 15.5%

D. 13.4%

Greenway industries is a major multinational conglomerate. its business units compete in a range of industries, including home appliances, pharmaceuticals, commercial real estate, and plastics manufacturing. although its largest business unit, which produces kitchen appliances, is among the most profitable in the industry, it generates only 35 percent of the company's revenues. which of the following is most likely true of greenway's stock price? a. it is valued at less than the sum of its individual business units. b. it is valued at greater than the sum of individual business units. c. it is valued at the exact sum of individual business units. d. it is consistently lower than the industry average. it is valued at greater than the sum of individual business units.