Answer and show steps of the following.

8) On January 1, 2019, Seabreeze Construction Company owned 4 dump trucks, 2 excavators and other construction machinery with a total value of $950,000. During 2019, Seabreeze Construction bought two new trucks paying a total of $120,000. On December 31, 2019, the market value of all the firm's trucks and construction machinery was $1,020,000.

a)What was Seabreeze's gross investment in 2019?

b)What was the amount of depreciation in 2019?

c)What was the net investment in 2019?

9) Suppose that the government starts with a debt of $10 billion. Then in year 1 there is a deficit of $50 billion, in year 2 there is a deficit of $70 billion, in year 3 there is a surplus of $40 billion, and in year 4 there is a deficit of $20 billion. What is the government debt at the end of year 4?

10) The imaginary country of Acordia lists the following projected revenues and outlays for 2020: $30 million in personal income tax, $20 million in corporate income tax, $7 million in indirect taxes, $2 million in investment income, $35 million in transfer payments, $14 million in government expenditures, and $4 million in debt interest. What is the projected budget surplus (or deficit) for 2021? Calculate the amount and indicate whether it is a surplus or deficit.