A$.)$ Calculate return on investment, based on net income and average total assets, for $2023$ and $2022.$

b$.)$ Calculate return on equity for $2023$ and $2022.$

c$.)$ Calculate working capital and the current ratio for each of the past three years

D$.)$Calculate earnings per share for $2023$ and $2022.$

e$.)$If Wiper's stock had a price$/$earnings ratio of $14$ at the end of $2023,$ what was the market price of the stock?$*$

F$.)$Calculate the cash dividend per share for $2023$ and the dividend yield based on the market price calculated in part$$e$.$

G$.)$Calculate the dividend payout ratio for $2023.*$

H$.)$Assume that accounts receivable at December $31,2023,$ totaled $$310$ million.

I.$)$Calculate the number of days' sales in receivables at that date.

calculate Wiper's debt ratio and debt$/$equity ratio at December $31,2023$ and $2022$

J$.)$Calculate the times interest earned ratio for $2023$ and $2022.$