Some of the following problems would be suitable for solution by engineering economic analysis. Which ones are they? a. Would it be better to buy a car with a diesel or gasoline engine? b. Should an automatic machine be purchased to replace three workers now doing a task by hand? c. Would it be wise to enroll for an early morning class to avoid traveling during the morning traffic rush hours? d. Would you be better off if you changed your major? e. One of the people you might marry has a job that pays very little money, while another has a professional job with an excellent salary. Which one should you marry?

Colorado rocky cookie company offers credit terms to its customers. at the end of 2018, accounts receivable totaled $715,000. the allowance method is used to account for uncollectible accounts. the allowance for uncollectible accounts had a credit balance of $50,000 at the beginning of 2018 and $30,000 in receivables were written off during the year as uncollectible. also, $3,000 in cash was received in december from a customer whose account previously had been written off. the company estimates bad debts by applying a percentage of 15% to accounts receivable at the end of the year. 1. prepare journal entries to record the write-off of receivables, the collection of $3,000 for previously written off receivables, and the year-end adjusting entry for bad debt expense.2. how would accounts receivable be shown in the 2018 year-end balance sheet?