I know this is an incomplete question but i am not looking for answers i just want to know how to solve this question using the Subsidiary ledger and General ledger or how to solve this kind of questions

1.A potential investor interested in purchasing shares in the company has approached you to undertake an analysis of the financial statements you have prepared in part 2 above.. As part of this analysis, you are required to:

a.Calculate the following ratios for both 2019 AND 2020. You are required to compare the results for the 2 years and also compare with the industry average.

b.

RATIOINDUSTRY AVERAGE

i.Return on equity8%

ii.Net profit margin7%

iii.Current ratio2:1

iv.Debt to total assets 35%

v.Average collection period 15 days