Assume that Abdullah has RO 44 to spend on Energy drinks and Protein Bars each month and that both goods must be purchased whole (no fractional units). Energy drinks cost RO 8 and Protein Bars cost RO 3 each. Abdullah’s preferences for Energy drinks and Protein Bars are summarized by the following information: Energy drinks Protein Bars No. per Month TU MU MU/Px No. per Month TU MU MU/Py 1 42     1 18     2 78     2 33     3 108     3 45     4 132     4 54     5 150     5 60     6 162     6 63     7 168     7 66     Fill in the figures for marginal utility and marginal utility per dollar both Energy drinks and Protein Bars. Are these preferences consistent with the law of diminishing marginal utility? Explain briefly. Given the budget of RO 22, what quantity of Protein Bars and what quantity of Energy drinks will maximize Joe’s level of satisfaction?

Principles of Economics 2e
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ISBN:9781947172364
Author:Steven A. Greenlaw; David Shapiro
Publisher:Steven A. Greenlaw; David Shapiro
Chapter22: Inflation
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  1. Assume that Abdullah has RO 44 to spend on Energy drinks and Protein Bars each month and that both goods must be purchased whole (no fractional units). Energy drinks cost RO 8 and Protein Bars cost RO 3 each. Abdullah’s preferences for Energy drinks and Protein Bars are summarized by the following information:

Energy drinks

Protein Bars

No. per Month

TU

MU

MU/Px

No. per Month

TU

MU

MU/Py

1

42

 

 

1

18

 

 

2

78

 

 

2

33

 

 

3

108

 

 

3

45

 

 

4

132

 

 

4

54

 

 

5

150

 

 

5

60

 

 

6

162

 

 

6

63

 

 

7

168

 

 

7

66

 

 

  1. Fill in the figures for marginal utility and marginal utility per dollar both Energy drinks and Protein Bars.
  2. Are these preferences consistent with the law of diminishing marginal utility? Explain briefly.
  3. Given the budget of RO 22, what quantity of Protein Bars and what quantity of Energy drinks will maximize Joe’s level of satisfaction?
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