UPDATE THE SPREADSHEET! Just as Tucker was about to make a decision, the employees heard rumors of the expansion and immediately demanded that their contract be re$-$negotiated. The employees backed up their threats with work stoppages and demanded a $15\%$ increase in wages. Calculate the impact of a $15\%$ increase in labor. How does a $15\%$ increase in labor expense change the viability of the project? How would you approach this situation from a financial and business perspective?