The weekly sales of Honolulu Red Oranges is given by q = 1116 − 18p. Calculate the price elasticity of demand when the price is $31 per orange (yes, $31 per orange†). HINT [See Example 1.] Incorrect: Your answer is incorrect. Interpret your answer. The demand is going Correct: Your answer is correct. by % per 1% increase in price at that price level. Also, calculate the price that gives a maximum weekly revenue. $ Find this maximum revenue. $