Can some one do this for me asap .

Ajax corp's sales last year were $435,000, its operating costs were $362,500, and its interest charges were $12,500. what was the firm's times-interest-earned (tie) ratio? a. 4.72b. 4.97c. 5.23d. 5.51e. 5.80

Mikkelson corporation's stock had a required return of 12.50% last year, when the risk-free rate was 3% and the market risk premium was 4.75%. then an increase in investor risk aversion caused the market risk premium to rise by 2%. the risk-free rate and the firm's beta remain unchanged. what is the company's new required rate of return? (hint: first calculate the beta, then find the required return.) do not round your intermediate calculations.

Regarding the flow of costs through the inventory accounts, which of the following statements is incorrect? a. the costs flow from raw materials inventory to work-in-process inventory to finished goods inventory. b. the format for computing the amount used, manufactured, or sold is the same for all three inventory accounts. c. the final amount at each stage is added at the beginning of the next stage. d. purchases of raw material and freight in are debited to the work-in-process inventory account.