16.What are other important financial indicators that we need to analyze? And why are they important?

17.Company A had the following financial results for the year:

- Net credit sales of $800,000

- $64,000 in accounts receivables on January 1st or the beginning of the year

- $72,000 in accounts receivables on December 31st or at the end of the year What is the receivables turnover ratio?

18.Identify three of the major challenges in projects cost estimates. And how to deal with these challenges?