Perez Corporation's balance sheet indicates that the company has $610,000 invested in operating assets. During Year 2 , Perez earned operating income of $74,420 on $1,220,000 of sales. Required a. Compute Perez's profit margin for Year 2. b. Compute Perez's tumover for Year 2. c. Compute Perez's retum on investment for Year 2. d. Recompute Perez's ROl under each of the following independent assumptions: (7) Sales increase from $1,220,000 to $1,464,000, thereby resulting in an increase in operating income from $74,420 to $87,840. (2) Sales remain constant, but Perez reduces expenses, resulting in an increase in operating income from $74,420 to $76,860. (3) Perez is able to reduce its invested capital from $610,000 to $488,000 without affecting operating income. Complete this question by entering your answers in the tabs below. Compute Perez's profit margin, turnover and return on investment for Year 2. (Round "Profit margin" and "Return on investment" to 1 decimal place.) Recompute Perez's ROt under each of the following independent assumptions: (Do not round intermediate calculations. Round your answers to 2 decimal places. (i.e.,0.2345 should be entered as 23.45).) (1) Sales increase from $1,220,000 to $1,464,000, thereby resulting in an increase in operating income from $74,420 to $87,840. (2) Sales remain constant, but Perez reduces expenses, resulting in an increase in operating income from $74,420 to $76,860. (3) Perez is able to reduce its invested capital from $610,000 to $488,000 without affecting operating income