Liquidity ratioJosh Smith has compiled some of his personal financial data in order to determine his liquidity position. The data are as follows: Account Amount Cash $ 3 comma 180$3,180 Marketable securities 1 comma 0801,080 Checking account 850850 Credit card payables 1 comma 1301,130 Short-term notes payable 840840 a. Calculate Josh's liquidity ratio. b. Several of Josh's friends have told him that they have liquidity ratios of about 2.02.0. How would you analyze Josh's liquidity relative to his friends? a. Josh's liquidity ratio is nothing. (Round to two decimal places.)