I have no idea about this quiz, pls help me to solve it

ACCT: 2100 Fall 2016 Chapter 6 Take-Home Quiz Following are the monthly sales, collections and bad debt write-offs for Envirocare Equipment, Inc. for 2015. Assume all sales are credit sales. Month January February March April May June July August September October November December Total Cash Collections $100,000 105,000 91,000 100,000 87,500 108,000 95,000 101,100 110,500 98,000 110,000 76,500 $1,182,600 Credit Sales $75,000 83,000 85,000 97,000 95,000 115,000 125,000 98,000 101,000 120,000 107,000 100,000 $1,201,000 Write-Offs $4,500 5,000 3,500 3,000 2,500 $18,500 Envirocare's controller prepared the following aging of accounts receivable as of December 31, 2015: Account Classification Current 1-30 days past due 31-60 days past due 61-90 days past due Over 90 days past due Balance $90,000 47,000 16,000 9,000 10,000 Percent Uncollectable 1% 5% 10% 20% 25% The allowance for doubtful accounts balance on January 1, 2015 was $8,900. Required: 1. Envirocare records bad debt expense at 2% of credit sales during the year. Prepare a trial balance at December 31, 2015 with additional columns for adjustments and the adjusted trial balance. You need only show the accounts related to accounts receivable. 2. Envirocare uses an aging of accounts receivable to determine the final numbers for the financial statements. Post any adjusting journal entries necessary to adjust from the percentage of sales estimates to the year-end aging numbers. Prepare the trial balance and prepare the relevant portions of the adjusted trial balance. 3. Show what Envirocare would have reported on its 2014 and 2015 balance sheet related to receivables. 4. Show what Envirocare would have reported on its 2015 income statement related to receivables. 5. Show what Envirocare would have reported on its 2015 statement of cash flow under both the direct and indirect methods related to receivables