Sharp Aerospace has a five-year contract to supply North Plane
with four specific spare parts for its fleet of airplanes. The
following table provides information on selling prices, costs, and
the number of units of each part that the company needs to produce
annually according to the contract with North Plane:
A10
A20
A30
A40
Sales
$1,500,000
$875,000
$450,000
$2,400,000
Variable costs
$1,235,000
$425,000
$187,000
$1,875,000
Contribution margin
$265,000
$450,000
$263,000
$525,000
Production in units
1,000
250
750
600
Machine...