The following is December 31, 2021, post-closing trial balance for Culver City Lighting, Inc.

Account Title Debits Credits

Cash$75,000

Accounts receivable 59,000

Inventory 65,000

Prepaid insurance 35,000

Equipment 160,000

Accumulated depreciation $54,000

Patent (net) 60,000

Accounts payable 22,000

Interest payable 12,000

Notes payable (due in 10 years) 210,000

Common stock 90,000

Retained earnings 66,000

Totals$454,000 $454,000

a. Calculate the current ratio. b. Calculate the acid-test ratio. c. Calculate the debt to equity ratio.