Please answer correct calculation asap plz both are questions

Don't answer by pen paper plz

Eastman publishing Cumpany is considering publishing an electronic textbook about spreadsheet applications for business. The fixed cost of manuscript preparation, textbook design, and web site construction is estimated to be $159,000 Variable processing costs are estimated to be 59 per book The publisher plans to sell single-user access to the book for :42. Through a series of web-based experiments, Eastman has created a predictive model that estimates demand as a function of price. The predictive model is demand : 4,000 op, where p is the price of the e-btmk. (a) Construct an appropriate spreadsheet model for calculating the prot/loss at a given singiecuser access price taking into account the above demand function. what is the profit estimated by yuur model for the given costs and single user access price [in dollars). SEX 0)) use Goal Seek to calculate the price (in dollars) that results in breakeven. (Round your answer to the nearest cent.) SEX (c) use a data table that varies price from 550 to 5400 in increments of 525 to find the price (in dollars] chet maximizes profit. sEx