Nordstrom, the operates department stores in numerous states. Suppose selected financial statement data (in millions of dollars) for a recent year follow. Cash and cash equivalents Receivables (net) Merchandise inventory Other current assets Total current assets Total current liabilities End of Year Beginning of Year $ 60 $ 425 1,910 2,030 924 938 460 270 $3,354 $3,663 $1,560 $1,650 Compute working capital and the current ratio at the beginning of the year and at the end of the year. (Round current ratio to 2 decimal places, e.g. 15.25.) End of Year Beginning of Year $ Working capital Current ratio Compute working capital and the current ratio at the beginning of the year and at the end of the year. (Round current ratio to 2 decimal places, e.g. 15.25.) Beginning of Year End of Year Working capital $ Current ratio Did Nordstrom's liquidity improve or worsen during the year