Bettie Corporation uses a weighted-average process costing system to collect costs related to production. The following selected information relates to production for October:

	Materials				Conversion
Units completed and transferred out		50,000				50,000
Equivalent units: work in process, October 31		10,000				4,000
Total equivalent units		60,000				54,000

	Materials				Conversion
Costs in work in process on October 1	$	9,000			$	5,400
Costs added to production during October		243,000				513,000
Total cost	$	252,000			$	518,400

All materials at Bettie are added at the beginning of the production process.

What total amount of cost should be assigned to the units completed and transferred out during October?

Multiple Choice

$677,500

$642,000

$691,900

$690,000