I don't know the third question

As the oldest of the Seven Wonders of the Ancient World, the Great Pyramids of Giza in Egypt, is a huge tourist attraction. The Egyptian Government decides to grant one person, called Rajmund, exclusive access to the pyramids so he can conduct tours. Each tour costs him $60 to conduct (ie: his marginal cost is constant at $60/tour). Below is a table of potential prices he could charge and the corresponding quantities. Price (Sltou r) 200 1 80 162 144 130 124 3 4 6 10 12 13 Quantity (tours) Although Rajmund can exert monopoly power, he decides he will set a price of $162 per tour (without consulting any economic concepts). Answer the following questions: a. What is Rajmund's marginal revenue when the price is $162 per tour? Answer to the nearest whole number (with no decimal places). $ 126 ltour. b. At $162 per tour, should Rajmund decrease or increase the number of tours to maximise prot? I . Type D for Decrease or | for Increase. c. Calculate the number of tours Rajmund should conduct to maximise prot. Answer to the nearest whole number (with no decimal places)