If all prices are stuck at a predetermined level, then when a short-run aggregate supply curve is drawn with real gdp (y) along the horizontal axis and the price level (p) along the vertical axis, this curve: a. is horizontal. b. is vertical. c. slopes upward and to the right. d. slopes downward and to the right.

A. is horizontal

Explanation:

If the prices are fixed, for different level of GDP productions, the price is the same. In the atttached image you could observe this situation considering two different levels of output with the same price in the short run. This is consistent with the price stickness in the short run.

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$527.7.if the following was the question  $527.7 is the answer.students who are trying to raise funds have an agreement with a local pizza chain. the chain has agreed to sell them pizzas at a discount, which the students can then resell to families in the local community for a profit. it is expected that of the 500 families in the community, at most 70% will buy pizza. based on a survey of their personal preferences, the students believe that they should order no more than 120 cheese pizzas, no more than 150 pepperoni pizzas, and no more than 100 vegetarian pizzas. they also want to make sure that at least 20% of the total pizzas are cheese and at least 50% of the pizzas are pepperoni. they make a profit of $1.45, $1.75, and $1.98, respectively, for each cheese, pepperoni, and vegetarian pizza they resell. how many pizzas of each type should they buy?