A firm has the following balance sheet as December 31, 2020. What is its current ratio? Cash Short Term Investments Accounts Receivable Inventory Prepaid Expenses Property, Plant, and Equipment Total Assets $20,000 $25,000 $10,000 $50,000 $10,000 $125,000 $240.000 Accounts Payable $5,000 Deferred Revenue $5,000 Short Term Debt $10,000 Current Portion of Long Term Bonds Payable $25,000 Long Term Bonds Payable $65,000 Common Stock, Par $1,000 Common Stock, Pald in Capital $84.000 Retained Earnings $45,000 Total abilities and Equity $240,000