Determine the proper unit inventory price in the following independent cases by applying the lower of cost or market rule.

1 2 3 4

Cost $8.00 $10.50 $12.00 $6.00

Net realizable value 8.85 10.00 12.20 4.25

Net realizable value less normal profit 8.15 9.00 11.40 3.75

Market replacement cost 7.90 10.10 12.50 4.00