Income statement of the Company "The French Cements"

Please calculate :

1) The successive levels of margins for year 2018 and year 2019, in French presentation

2) For each year, the % of each margin in comparison with total production

3) According to you, what are the critical costs?

4) The growth rate of each margin between 2018 and 2019 5) What is your analysis?

Cost are preceded by a minus sign (-) Cost are preceded by a minus sign (-)