Note Receivable for $9.150. 24 3.125 points Calculations such as the average collection period for accounts receivable give us information about the number of accounts that are past due at the end of the period. the average receivable balance during the period. the number of days on average it takes to collect an accounts receivable balance, the percentage of receivables that wil eventually become uncollectible. 25 3-125 points The cost of a purchased building includes all of the following except O legal fees. All of these are included real estate broker's commission. remodeling costs