over the last five years, corporation a has been consistently profitable. its earnings before taxe were as follows

earnings:

1 - $1,000

2 - $3,000

3 - $4300

4 - $5200

5 - $4400

a. if the corporate tax rate was 25 percent, what were the firms income taxes for each year?

b. Unfortunately, in year 6 the firm experienced a major decline in sales, which resulted in a loss of $10,800. What impact will the loss have on the firms taxes for each year if the permitted carry back is two years?