At the beginning of the year, Kullerud Manufacturing had a credit balance in its allowance for doubtful accounts of $6,307. During the year Kullerud made credit sales of
$890,000, collected receivables in the amount of $812,000, wrote off receivables in the amount of $31,425, and recorded bad debt expense of $33,750.

Required:
Compute the ending balance in Kullerud's allowance for doubtful accounts.