add calculations please

13) BMCC, a magazine company, collected $500,000 in subscription revenue in May. Each subscriber will receive an issue of the magazine for each of the next 12 months, beginning with the June issue. The company uses the accrual method of accounting. Prepare the journal entry for collection of cash in May. (Ignore explanation). Assume the magazine initially records a liability for the subscription revenue. 18) ABC hired a repair service to overhaul its plumbing system. The repair service began work on September 15 and intends to complete it on October 15. The business will pay the repair service $4,000 when the work is completed. As of September 30, the work was 50% complete. Provide the adjusting entry to accrue repair expense by the end of September (Ignore explanation)