Hi there, i know this may take a minute but i greatly appreciate your time.

The comparative financial statements of PQR Ltd for the 2017, 2018 and 2019 include the following selected data. Description 2017 2018 2019 Balance sheet- Partial: $ $ Current assets Cash 30,000 70,000 90,000 Short-term investments 125,000 175,000 145,000 Receivables 250,000 260,000 290,000 Inventory 325,000 335,000 370,000 Pre-paid expenses 50,000 15,000 60,000 780,000 855,000 955,000 Total current liabilities 690,000 600,000 560,000 Income statement - partial: Sales revenue (All on 4,200,000 5,140,000 5,860,000 account) 1. Calculate the following ratios for 2018 and 2019. i. Current ratio ii. Acid-test ratio iii. Days' sales in receivables iv. Accounts receivable turnover 2. Considering each ratio individually, which ratios have improved from 2018 to 2019 and which ratios have deteriorated? Is the trend favourable or unfavourable for the company