Answer:
The journal entry to record receiving the note would be:
December 7, 2017, promissory note received from Unitarian Clothing & Bags Co.
Dr Notes receivable 75,000
Cr Accounts receivable 75,000
Adjusting entry to record accrued interest:
December 31, 2017, accrued interest from notes receivable
Dr Interest receivable ($75,000 x 3% x 24/360 days) 150
Cr Interest revenue 150
December 31, 2017, closing entry for interest revenue
Dr Interest revenue 150
Cr income summary 150
The entry to record the collection of the note receivable:
Dr Cash ($75,000 + $75,000 x 3% x 60/360) 75,375
Cr Notes receivable 75,000
Cr Interest receivable 150
Cr Interest revenue 225