Table 13-13 Teacher's Helper Is a Small Company That Has a Subcontract

question 5

Multiple Choice

Table 13-13
Teacher's Helper is a small company that has a subcontract to produce instructional materials for disabled children in public school districts. The owner rents several small rooms in an office building in the suburbs for $600 a month and has leased computer equipment that costs $480 a month.
-Refer to Table 13-13. What is the marginal cost of creating the tenth instructional module in a given month?

• A)$900
• B)$1,250
• C)$2,500
• D)$3,060

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