Use the information below to answer the question

Gross profit b/dLess: Salaries and wages Electricity Depreciation Net profit c/d

Dept A ₦6,0001,800 ? 600?6,000

Dept B ₦4,0001,200 ? ?1,6004,000

Total ₦10,000 3,000 2,000 1,000 4,00010,000

It is the tradition of the organization to apportion expenses in the proportion 60%:40% for A and B respectively.
The depreciation to be charged to department B is