Snowy Alps Ltd reported the following information in its financial statements:

	2021	2020
	$	$
Sales Revenue	852,500	650,000
Cost of Sales	576,000	474,500
Net Profit	152,000	138,000
Total Current Assets	175,000	154,400
Total Property, Plant & Equipment	720,200	630,000
Total Current Liabilities	80,100	97,200
Total Non-current Liabilities	220,200	125,900
Retained Earnings	356,000	234,000
General Reserve	12,000	5,000
Share Capital	430,000	430,000

Included in total assets in 2020 is inventory of $40,300 and the company has no prepayments in 2020 or 2021.

Required:

Using the above information calculate the following financial ratios to two decimal places. Provide a formula and show your workings for each ratio.

a) Gross profit margin for 2021

b) Asset Turnover for 2021

c) Quick Ratio for 2020

d) Return on Ordinary Shareholders Equity for 2021