The 2021 balance sheet for Hallbrook Industries, Inc., is shown below.

HALLBROOK INDUSTRIES, INC.
Balance Sheet
December 31, 2021
($ in thousands)
Assets
Cash	$	280
Short-term investments		230
Accounts receivable		280
Inventory		310
Property, plant, and equipment (net)		1,800
Total assets	$	2,900
Liabilities and Shareholders Equity
Current liabilities	$	480
Long-term liabilities		430
Paid-in capital		1,150
Retained earnings		840
Total liabilities and shareholders equity	$	2,900

The companys 2021 income statement reported the following amounts ($ in thousands):

Net sales	$	5,400
Interest expense		70
Income tax expense		180
Net income		240

Required: 1. Calculate the current ratio. (Round your answer to 2 decimal places.) 2. Calculate the acid-test ratio. (Round your answer to 3 decimal places.) 3. Calculate the debt to equity ratio. (Round your answer to 2 decimal places.) 4. Calculate the times interest earned ratio. (Round your answer to 1 decimal place.)