Northrend Clothiers reported the following selected items at January $31,2016($last year's $-2015-$ amounts also given as needed$)$:

$($Click the icon to view the financial data.$)$

Compute Northrend's $($a$)$ acid$-$test ratio, $($b$)$ accounts receivable turnover ratio, and $($c$)$ days' sales in receivables for $2016.$ Evaluate each ratio value as strong or weak. Northrend sells on terms of net $30.($Round days' sales in receivables to a whole number.$)$

$($a$)$ Compute Northrend's acid$-$test ratio. $($Round your final answer to two decimal places. Abbreviation used: Avg. $=$Average; Invest. $=$ Investment; ; Liab. $=$ Liabilities; Merch. $=$ Merchandise; Receiv. $=$ Receivable; Rev. $=$ Revenue.