The revered Rossignol Brothers investment banking house ' goes public' with an IPO (coincidentally) on the very same day you receive a $12,000 signing bonus as their new employee. as part of a "Rossie" profit-sharing plan, this dynamic company's new equity issue is available to you (one time only)at $100 per share. if returns to Rossie equityhoders are expected to average 17.5%(annually-stated,compounding on a weekly basis),how many years will it take for your "lump sum" t=0 investment to provide the 25% down payment on that coveted $97,000 Viper? what is the effective annual rate of return on Rossie stock?