Answer:
The total needs of material K in November = 52,410
Step-by-step explanation:
opening ( 13600 * 3 )= 40,800 *30% 12,240
Purchases 40,170
total Available material 52,410
used for production(13,600*3) 40,800
Closing inventory ( 12,900 *3 ) = 38,700*30% 11,610
The opening inventory for November is October's closing inventory