Suppose that the quantity of a good demanded rises from 90 units to 110 units when the price falls from $1.20 to 80 cents per unit.The price elasticity of demand for this product is
A)2.0
B)1.0
C)0.5
D)4.0
E)1.5

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The Answer of Suppose that the quantity of a good demanded rises from 90 units to 110 units when the price falls from $1.20 to 80 cents per unit.The price elasticity of demand for this product is
A)2.0
B)1.0
C)0.5
D)4.0
E)1.5

Suppose That the Quantity of a Good Demanded Rises from 90