Compute the current ratio, acid-test ratio, and gross margin ratio as of January 31

The following unadjusted trial balance is prepared at fiscal year-end for Nelson Company. Nelson Company uses a perpetual inventory system. It categorizes the following accounts as selling expenses: Depreciation Expense-Store Equipment, Sales Salaries Expense, Rent Expense - Selling Space, Store Supplies Expense, and Advertising Expense. It categorizes the remaining expenses as general and administrative. Additional Information: a. Store supplies still available at fiscal year-end amount to $1,750 b. Expired insurance, an administrative expense, is $1,400 for the fiscal year: c. Depreciation expense on store equipment, a selling expense, is $1,525 for the fiscal year. d. To estimate shrinkage, a physical count of ending merchandise inventory is taken. It shows $10,900 of inventory is still available at fiscal year-end