A summary of Klugman Company's December 31, 2018, accounts receivable aging schedule is presented below along with the estimated percent uncollectible for each age group: Age Group Amount % 060 days $60,000 .5 6190 days 22,000 1.0 91120 days 3,000 10.0 Over 120 days 1,000 50.0 The allowance for uncollectible accounts had a balance of $1,400 on January 1, 2018. During the year, bad debts of $750 were written off. Required: 1) Prepare all journal entries for 2018 with respect to bad debts and the allowance for uncollectible accounts. 2) Show the year-end balance sheet presentation for accounts receivable.