The neighbourhood bookstore sells novels for $18 per unit. The cost to purchase one book is $14. The store has fixed costs per month of $1400. The store estimates that they can sell 500 books each month. (a) Compute the break-even point in units. (b) Compute the break-even point in sales dollars. (c) Compute the break-even point as a percent of capacity. books (a) The break-even point in units is (Simplify your answer.) (b) The break-even point in sales dollars is $ (Simplify your answer.) (c) The break-even point as a percent of capacity is % (Round to two decimal places as needed.)