Karlene Industries produces plastic ice cube trays in two processes: heating and stamping. All materials are added at the beginning of the Heating Department process, and conversion costs are incurred uniformly throughout the process. Karlene uses the weighted$-$average method to compute equivalent units of production.

On November $1,$ the Heating Department had in process $1,000$ trays that were $70\%$ complete. During November, it started into production $12,000$ trays. On November $30,2025,2,000$ trays that were $60\%$ complete as to conversion costs were in process.

The following cost information for the Heating Department was also available.

$\backslash$table$[[$Work in process, November $1$:$,$Costs incurred in November:$],[$Materials$,$$$640,$Direct materials,$$3,000$