In a Portfolio Problem, X1, X2, and X3 Represent the Number

question 51

Multiple Choice

In a portfolio problem, X1, X2, and X3 represent the number of shares purchased of stocks 1, 2, and 3, which have selling prices of $15, $47.25, and $110, respectively. The investor has up to $50,000 to invest.
-The expected returns on investment of the three stocks are 6%, 8%, and 11%. An appropriate objective function is:

• A) MAX .06X1 +.08X2 +.11X3
• B) MAX .06(15)X1 +.08(47.25)X2 +.11(110)X3
• C) MAX 15X1 + 47.25X2 +.110X3
• D) MAX (1/.06)X1 +.(1/08)X2 + (1/.11)X3

---

Definitions:

Log Book

A record-keeping book or document where individual entries related to specific activities, observations, or incidences are logged.

Monocytes

A type of white blood cell part of the human body's immune system, playing a role in fighting infections.

Phagocytosis

A cellular process in which cells engulf and digest particles or other cells, often used by the immune system to remove pathogens and dead cells.

Microorganisms

Tiny, living organisms, often microscopic, that include bacteria, viruses, fungi, and protozoa, sometimes beneficial and sometimes harmful to humans, animals, and the environment.