Glen Glenny purchased $$20,000$ inventory on February $1,2020,$ sold $$15,000$ at a markup of $130\%$ on March $1.$ All transactions were on account. The year$-$end inventory showed a balance of $$4,000,$ and beginning inventory was $$17,000.$ Show all entries during the year, as well as the entry to balance the inventory account using the weighted average and Perpetual methods.