PLEASE answer all 3 THANK YOU!!:).

33. Suppose the Government decreases taxes by $100 billion. If the marginal propensity to consume (MPC) is 0.90 by what amount would GDP increase? Show work. 34. If the government's budget is balanced, what happens to the size of the Public (National) Debt? (Increases. Decreases, goes to zero, Remains the same) 35. What part of the government is responsible for determining fiscal policy