(a) Purchase of supplies was wrongly debited to supplies expense account Rs.5,000. Step # 1: What was the double entry? Office supplies expense 5,000 Dr. and Cash 5,000 Cr. Step # 2: What should the double entry have been? Office supplies 5,000 Dr. and Cash 5,000 Cr. Step # 3: Correcting entry: Office supplies 5,000 Dr. and office supplies expense 5,000 Cr. (b) Purchase of supplies for cash Rs.580 was recorded as Rs.508. Step # 1: What was the double entry? Office supplies 508 Dr. and Cash 508 Cr. Step # 2: What should the double entry have been? Office supplies 580 Dr. and Cash 580 Cr. Step # 3: Correcting entry: Office supplies 72 Dr. and cash 72Cr. (c) Sales of typewriter credited to sales account Rs.800. Step # 1: What was the double entry? Cash 800 Dr. and Sales 800 Cr. Step # 2: What should the double entry have been? Cash 800 Dr. and Office equipment 800 Cr. Step # 3: Correcting entry: Sales 800 Dr. and Office equipment 800 Cr. (d) Repair of equipment was debited to equipment ac...