=+first-in, first-out (FIFO);

(b) last-in, first-out (LIFO); and

(c) average cost methods.

Item JC07 Units Cost Aug. 7 Purchase 1 $ 80 13 Purchase 1 84 25 Purchase 1 88 __ ____ Total 3 $252 __ ____ __ ____ Average cost per unit $ 84 ($252 ____  3 units) ____ Assume that one unit is sold on August 30 for $125.