Pregunta 13 The price p (in dollars) and the demand x for a brand of running shoes are related by the equation X = 4000 – 40p (A) When the price is p = $20, what is the value of E(p)? Answer : E(20) = (B) In the price is increased by 10%, what is the effect on the demand? Answer: The demand increases by (C) At the price p = $20, then the demand is : Banco de palabras: 1.5 0.25 inelastic 15 unit 25 2.5 elastic

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