Use the information below to answer the question

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

Dept A    ₦ 6,000 1,800    ?   600 ? 6,000

Dept B    ₦ 4,000 1,200    ?    ? 1,600 4,000

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

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

What is the net profit made by department A?