Barge Incorporated had beginning inventory for the month of $3,600$ units that were $65\%$ complete with respect to materials. During the month, $60,000$ units were completed and transferred out. Ending inventory contained $6,000$ units that were $40\%$ complete with respect to materials. The weighted average equivalent units of production for materials for the month would be:

$50\mathrm{.}300$

$50,000$

$49,500$

$62\mathrm{.}400$