Answer:
$25,000 increase
Explanation:
Cost of Manufacturing Amount
Direct Materials $150,000.00
Direct Labor $240,000.00
Inspecting products 60,000 x 0.90 $54,000.00
Providing Power 30,000 x 0.90 $27,000.00
Providing Supervision 40000 x 0.60 $24,000.00
Setting up Equipment 60000 x 0.50 $30,000.00
Moving Materials 20,000 x 0.50 $10,000.00
Total $535,000.00
Buying Cost (20000 x 25.50) $510,000.00
Incremental Saving by Purchase ( $535000-$510000) $25,000.00
