Macroeconomics 11th Edition by Michael Parkin

Exercise 18

Use the data in Problem and the following information to work Problem.
Suppose that the quantity of loanable funds demanded increases by $1 trillion at each real interest rate and the quantity of loanable funds supplied increases by $2 trillion at each interest rate.
Problems
Use the following data to work Problem. The data is for an economy when the government's budget is balanced.
If the government's budget becomes a surplus of $1 trillion, what are the real interest rate, investment, and private savingIs there any crowding out in this situation?
If the government budget is balanced, what are the real interest rate, the quantity of loanable funds, investment, and private savingDoes any crowding out occur?