Answer:
financial disadvantage (76,000)
Explanation:
Make:
relevant cost:
direct materials               9.90
direct labors                  8.90
Variable MO Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 3.65 Â
Total variable (relevant cost) Â 22.45
unavoidable cost: fixed         4.6
Purchase:
25.15
-22.45 relevant cost
  2.7  saving per unit
40,000 x 2.7 = 108,000 saving before unavoidable cost
40,000 x 4.6 = (184,000) fixed cost
financial result  (76,000)