Please provide solutions and explanations. Thank you,

Laudy company provided the following aging of receivables: Days outstanding Amount % of Collectible 30 days or less 3,000,000 95% 31-60 days 1,500,000 80% 61-180 days 1,200,000 75% 181-365 days 900,000 50% More than one year 100,000 0% The beginning balance of the allowance for doubtful accounts at the start of the year was 15% of the Accounts receivable at year-end before any adjustments. During the year, the company had written off customer accounts amounting to P150,000. If the company reported doubtful accounts expense at P195,000, how much was the recovery from accounts that were previously written off