In some instances, accounting principles require a departure from valuing inventories at cost alone. Determine the proper unit inventory price in the following cases.

Cases

1

2

3

4

5

Cost

$15.90

$16.10

$15.90

$15.90

$15.90

Sales value

14.80

19.20

15.20

10.40

17.80

Estimated cost to complete

1.50

1.90

1.65

.80

1.00

Estimated cost to sell

.50

.70

.55

.40

.60