- Mindanao Company needed to determine whether to manufacture
8,000 units of X component in-house or to buy those units from a
supplier at price of $22 per unit. The cost information for
in-house manufacturing 8,000 units of X component is provided
below.
Cost components
|
$
|
Direct materials
|
80,000
|
Direct labour
|
56,000
|
Fixed overhead
|
32,000
|
Variable overhead
|
24,000
|
The fixed overhead will remain the same whether X component is
manufactured in-house or purchased externally.
Required:
- Calculate the relevant costs for in-house manufacturing of X
and buying it from outside supplier. Show calculations per unit and
for all units Mindanao Company was considering to manufacture or
buy. Provide your comments explaining which alternative is more
cost-effective and by how much?
- Now assume that 50% of Mindanao Company’s fixed overhead can be
avoided if X component is purchased externally. Under this
condition, calculate the relevant costs. Based on your quantitative
and qualitative analysis, explain whether you would suggest
Mindanao Company to manufacture X component in-hose or buy it
externally.