a:11:{s:8:"required";i:1;s:12:"answerEditor";s:4:"text";s:14:"question_title";s:231:"A unit price is a ratio that compares the price of an item to its unit of measurement. To determine which product is the better buy, calculate each one’s unit price. Which of these five boxes of Klean-O Detergent is the best buy?";s:14:"featureImageID";s:0:"";s:15:"featureImageSrc";s:0:"";s:11:"matchAnswer";s:6:"random";s:8:"autofill";s:0:"";s:10:"limit_text";s:1:"0";s:23:"limit_multiple_response";s:1:"0";s:17:"file_upload_limit";s:1:"0";s:16:"file_upload_type";s:0:"";}