From the following information calculate opening and closing trade receivables , if trade receivables trunover ratio is 3 times:
(i) cash revenue from operations is `1//3rd` of credit revenue from operations
(ii) cost of revenue from operations is Rs 300000
(iii) Gross profit is 25% of the revenue from operations
(iv) Trade receivables at the end are 3 tiems more than that in the beginning