Answer:
Closing inventory = 21,100 units
Explanation:
The closing working in progress represent the units of work at the end of the period for which are yet to be completed in the period.
It is the sum of the opening inventory and the units introduced less the completed units. This given below in mathematical terms
Closing inventory = Opening inventory + Newly added - completed units
= 30,800 + 61,000 - 70,700= 21,100
Closing inventory = 21,100 units
