?

Marr Co. had the following sales and accounts receivable balances, prior to any adjustments at year end:
Credit sales ...................................$10,000,000
Accounts receivable ..........................3,000,000
Allowance for uncollectible accounts... 50,000
Marr uses 3% of accounts receivable to determine its allowance for uncollectible accounts at year end. By what amount should Marr adjust its allowance for uncollectible accounts at year end?