wexpro, incorporated, produces several products from processing 1 ton of clypton, a rare mineral. material and processing costs total $76,000 per ton, one-fourth of which is allocated to product x15. six thousand two hundred units of product x15 are produced from each ton of clypton. the units can either be sold at the split-off point for $14 each, or processed further at a total cost of $6,600 and then sold for $20 each.