please help

FitPlus is a regional chain of health clubs. Each club's manager has the authority to make investments as needed and is evaluated based largely on ROI. FitPIus Club 52 reported the following results for the past year: Sales 3 500,000 Operating income 15,000 Average operating assets 513,000 Required: The following questions are to be considered independently 1. Compute the club's ROI. (Do not round intermediate calculations. Round your answer to 2 decimal place.) -% 2. Assume that the manager of the club is able to increase sales by $80,000 and that as a result operating income increases by $6,000. Further assume that this is possible without any increase in operating assets. What would the club's ROI be? (Do not round intermediate calculations. Round your answer to 2 decimal place.) -%