Tom was taking inventory of apple

Tom was taking inventory of apple in his produce section.

He had 45 bushels of apples. @ $9 a bushel

Week one he bought 10 more bushels. @ $10 per bushel

Week two he bought 25 more bushels. @ $8 per bushel

Week three he bought 20 more bushels. @ $8 per bushel

Week four he bought 15 more bushels. @ $9 per bushel

Units sold 86 bushels.

What method from the book would you suggest using (weight-average method, FIFO, LIFO) for perishable items and solve for the cost of goods sold. Please show weeks used and remaining total from what weeks.