Assume Andersons General Store bought, on credit, a truckload of merchandise from American Wholesaling costing $23,500. If Andersons paid National Trucking $700 cash for transportation, immediately returned goods to American Wholesaling costing $1,100, and then paid American Wholesaling within the 1/30, n/60 purchase discount period.

How much did this inventory cost Andersons? Assume Andersons uses a perpetual inventory system.