Please help will rate you five stars... Q. SBD Phone Company sells its cordless phone for $90 per unit. Fixed costs total $162,000, and variable costs are $36 per unit. Assume that SBD Phone Co. is subject to a 30% income tax rate. Compute the units of product that must be sold to earn after-tax income of $140,000. a- pretax income b-Total units to be sold to achieve targeted income Total fixed cost plus pretax income /contribution margin per unit