Extracts from the financial statements of QTR Projects Limited for the year ended 31 December 2021 are provided below:

Extract of the Statement of Comprehensive Income

R

Sales (Credit) 506 500

Cost of sales (250 000)

Gross profit 256 500

Operating expenses (203 100)

Operating profit 53 400

Interest expense (14 500)

Profit before tax 39 100

Tax (11 730)

Profit after tax 27 370

Extract of the Statement of Financial Position

R R

Non-current assets 300 000

Current assets 82 000

Trading inventory 50 000

Debtors 30 000

Bank 2 000

382 000

Owners equity 262 000

Non-current liabilities 80 000

Current liabilities 40 000

Creditors 40 000

382 000

Note: Inventory on 1 January 2021 amounted to R40 000.

Required:

Calculate each of the following ratios and round off your answers to two (2) decimal places:

1.1 Gross margin (5)

1.2 Debtors collection period (5)

1.3 Inventory turnover (5)

1.4 Acid-test ratio (5)

1.5 Interest coverage (5)