all are part of the same question thank you

D Question 17 Questions 17 - 19 are based on the same information John Chan is interested in assessing the liquidity of Spherion PLC. Chan has collected the following data for Spherion: Fiscal Year Ended 29-Jan-10 30-Jan-09 1-Feb-08 DSO 38 35 36 DOH 8 18 Number of days of 82 payables 67 80 Cash conversion cycle Calculate the cash conversion cycle for these three years for Spherion. Fill in the blanks in the table above. Question 18 1 Following Question 17, below is the information of cash conversion cycle for two firms: A and B, which are two competitors of Spherion. For both of them, the cash conversion cycle is negative. What does that mean? Is it good or bad? Fiscal Year 2009 2008 2007 A -30 -23 -28 B -18 -20 -15 D Question 19 Following Questions 17 and 18, compare the liquidity of the three firms: Spherion, firm A and firmB. What conclusion can you draw? What is the best investment in terms of liquidity