The following information is supplied for Hetisani Ltd. for the month of October 2020:

Fixed assets                          R1 000 000

Current assets:

Cash                                       R80 000

Marketable securities             R100 000

Inventory                                R500 000

Debtors                                  R300 000

Shareholder’s capital          R700 000

Long-term debt                     R250 000

Current liabilities                  R300 000

The acid-test ratio for Hetisani Ltd. would be _________________ .