$$A company's inventory records indicate the following data

for the month of April:$$April $1$Beginning$350$ units at $$18$ eachApril $5$Purchase$290$ units at $$20$ eachApril $9$Sale$500$ units at $$55$ eachApril $14$Purchase$250$ units at $$22$ eachApril $20$Sale$200$ units at $$55$ eachApril $30$Purchase$240$ units at $$25$ each$$The company uses the perpetual inventory system What would be

the cost of the ending inventory under the following criteria $($must

show your work$)$:$$Last in $,$ First out $($LIFO$).$First In$,$ First Out $($FIFO$).$Weighted Average.