A joint process produces a batch of product that consists of 5 lbs of Compound X, 2 lbs of Compound Y and 3 lbs of Compound Z. Common costs to produce one batch are $60.

Compound X sells for $4 per pound. Compound Y sells for $20 per pound. Compound Z sells for $10 per pound, but can be processed further into Compound ZZ. Compound ZZ sells for $18 per pound, and the additional processing costs are $9 per batch. 218

Required: How much joint cost would be allocated to each pound of Compound X, if joint costs are allocated using the Net Realizable Value method of joint cost allocation?