I don't understand how to calculate aggregate quantity demanded 2. I'm stuck.

http://portalcthe. Q RMI Central Community Invest. ance Assume that the potential GDP of the economy of Arion is $1160, and that the aggregate demand and aggregate supply are as sho in the following table Astragese Quanaty Angregete Dunntity Aggregate Quantity Demanded Demanding 2 Price Index Supplies 97 1, 208 1, ese 1, 189 99 1, 120 1, tee 1, 129 980 1.109 1, 089 1,909 a. The value of equilibrium real GDP is | $575) and the price level is 102 There is no gap. The gap is equal to $ b. If firms become more optimistic and aggregate demand Increases by $60, complete the aggregate demand 2 column in the table above The new value of equilibrium real GDP is and the price level is now d. There is [(Cich to select) v gap. The gap is equal to $ to search