C$2$b$.$ Illustration case

Ironman, a supplier specializing in iron to dry cleaning facilities, sells $100$ units of Ironman II for $$5,000$ each from July $1$ to December $31,$ Year $6.$ Included in the price is a one$-$year warranty promising to fix any defects. The company estimates the average warranty cost at $$200$ per unit and incurs $$4,000$ in actual warranty costs for the Ironman II in Year $6.$ Prepare journal entries for sale of Ironman II $($ignore cost of goods sold$)$ and for the actual warranty costs incurred. Also prepare the related adjusting journal entry at year$-$end. $($part$1)$

What would be a journal entry if the actual warranty costs are $$15,000$ in Year $7?($part$2)$

What would be a journal entry if the actual warranty costs are $$18,000$ in Year $7?($part$3)$