1. Services performed but unbilled and uncollected at March 31 was $210. 2. Depreciation on equipment for the month was $260. 3. One-sixth of the insurance expired. 4. An inventory count shows $290 of cleaning supplies on hand at March 31. 5. Accrued but unpaid employee salaries were $1,120. 6. One month of the prepaid rent has expired. 7. One month of interest expense related to the note payable has accrued and will be paid April 1.