Price level	Real GDP demanded (billions of 2009 dollars)	Real GDP supplied (billions of 2009 dollars)
90	450	150
100	400	250
110	350	350
120	300	450
130	250	550

The table above shows Yellowland's economy aggregate demand and supply schedules. Yellowland's potential GDP is $300 billion.

a) Plot the aggregate demand curve, the short-run aggregate supply curve, and the long-run aggregate supply curve.

b) What are the short-run equilibrium real GDP and price level in Yellowland?

c) What is the long-run equilibrium real GDP?