The Bookbinder Company had $680,000 cumulative operating losses prior to the beginning of last year. It had $140,000 in pre-tax earnings last year before using the past operating losses and has $420,000 in the current year before using any past operating losses. It projects $470,000 pre-tax earnings next year. Enter your answers as positive values. If an amount is zero, enter " 0 ". Round your answers to the nearest dollar. a. How much taxable income was there last year? $ How much, if any, cumulative losses remained at the end of the last year? $ b. What is the taxable income in the current year? $ How much, if any, cumulative losses remain at the end of the current year? $ c. What is the projected taxable income for next year? $ How much, if any, cumulative losses are projected to remain at the end of next year