Income statement information is presented here for two companies:

$\backslash$table$[[,$Davis Ltd$.,$Ryan Inc.$],[$Sales$,$$$110,000,6],[$Sales returns and allowances,$1,9,000],[$Net Sales,$100,000,109,000],[$Cost of goods sold,$55,000,7],[$Gross profit,$2,65,000],[$Operating expenses,$22,750,8],[$Income from operations,$3,33,000],[$Other revenues,$2,800,0],[$Other expenses,$0,2,100],[$Income before income tax,$4,9],[$Income tax expense,$4,250,10],[$Net income,$5,24,500]]$

Required:

Calculate the missing amounts for items $[1]$ to $[10].$

Calculate the gross profit margin and profit margin for each company.