If the quantity demanded for Apple is given by : Qd= 300-2,55PA+7,62PB+0,75Y If PA=90cents,PB=50cents and QD=860 Calculate and interpret the income elasticity of demand for apples.

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If the quantity demanded for Apple is given by :
Qd= 300-2,55PA+7,62PB+0,75Y
If PA=90cents,PB=50cents and QD=860
Calculate and interpret the income elasticity of demand for apples.

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