PE 7-1B Cost flow methods

Three identical units of Item ZE9 are purchased during April, as shown below.

Item WH4

Units

Cost

Apr.

2

Purchase

1

$10

12

Purchase

1

12

23

Purchase

1

14

Total

3

$36

Average cost per unit

$12

($36 ÷ 3 units)

Assume that one unit is sold on April 27 for $29.

Determine the gross profit for April and ending inventory on April 30 using the (a) first-in, first-out (FIFO); (b) last-in, first-out (LIFO); and (c) average cost methods.