An investment club has set a goal of earning 15% on the money it invests in stocks. The members are considering purchasing three possible stocks, with their cost per share (in dollars) and their projected growth per share (in dollars) summarized in the following table. (Let x = computer shares, y = utility shares, and z = retail shares.)   Stocks   Computer (x) Utility (y) Retail (z) Cost/share 30 44 26 Growth/share 6.00 6.00 2.40   (c) What is the minimum number of shares of computer stock they should buy?   What is the number of shares of the other stocks in this case? utility      shares retail      shares

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter2: Systems Of Linear Equations
Section2.4: Applications
Problem 23EQ: 23. Consider a simple economy with just two industries: farming and manufacturing. Farming consumes...
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An investment club has set a goal of earning 15% on the money it invests in stocks. The members are considering purchasing three possible stocks, with their cost per share (in dollars) and their projected growth per share (in dollars) summarized in the following table. (Let x = computer shares, y = utility shares, and z = retail shares.)

  Stocks
  Computer (x) Utility (y) Retail (z)
Cost/share 30 44 26
Growth/share 6.00 6.00 2.40

 

(c) What is the minimum number of shares of computer stock they should buy?

 

What is the number of shares of the other stocks in this case?

utility      shares
retail      shares
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