can you help me with these 3 questions?

6156 PM Fri Nov 5 IT Assignments 20215 IT Take Test: 2021 Fall A X e G a blackboarduscedu v Question Completion Status: QUESTION 1 Consider the aggregate supply-aggregate demand (AD-AS) model that we saw in class. Assume that prices are xed in the short run and are fully exible in the long run. The initial full-employment level of output is 7:900 and the initial price level is P= 100. The aggregate demand curve is given by Y=15006P- Scenario 1, short run: A reduction in personal income taxes shifts the demand curve to Y=1530-6P' In the short run, the output is Note: Type in your answer rounded to two decimal places, i.e., your answer must be of the form \"999. 99\". i will not be able to x correct answers that were entered incorrectly, such as \"999.999\" or \"999,99" or \"999". in case the last digit in the correct answer is zero, 6.91., \"999.90\" or \"999.00\