how do i do these journal enteries

REQUIRED: Prepare general joumal entries on December 31 to record the following unrelated year-end adjustments. A Estimated depreciation on office equipment for the year, $8,000, B. The Prepaid Insurance account has a $3,650 debit balance before adjustment. An examination of insurance policies shows $3,000 of insurance expired. C. The Prepaid Insurance account has a $2,400 debit balance before adjustment. An examination of insurance policies shows $600 of expired insurance D. The company has two office employees who each eam $100 per day for a five-day workweek that ends on Friday. The employees were paid on Friday, December 27, and have worked full days on Monday and Tuesday, December 30, and 31. E.On November 30, the company received 3 months' rent in advance from a tenant whose rent is $1,400 per month. The $4,200 was credited to the Uneamed Rent account. F. The company collects rent monthly from its tenants. One tenant whose rent is $1,000 per month has not paid his rent for November and December