Consider the Following Equations for the Demand for Good A,where

question 85

Multiple Choice

Consider the following equations for the demand for good A,where Q_A denotes quantity demanded,P_A denotes price,and M denotes income: 1.Q_A = 120 + 3.5 P_A + 14M
2.Q_A = 120 - 3.5 P_A + 14M
3.Q_A = 120 - 3.5 P_A - 14M
Which of these equations represents a downward-sloping demand curve for a normal good?

• A)1 only
• B)2 only
• C)3 only
• D)1 and 2
• E)none of the equations

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