Find the Number of Terms in the Sequence or the Sum

question 38

Multiple Choice

Find the number of terms in the sequence or the sum of the sequence as requested.
-Find the number of terms in the following arithmetic sequence. 8, 11, 14, 17, . . ., 89

• A)28
• B)30
• C)81
• D)84

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Definitions:

Marginal Cost

The fees associated with creating one additional unit of a good or service.

Average Variable Cost

The per-unit variable cost, determined by dividing the overall variable expenses by the amount of output generated.

Total Variable Cost

The sum of all costs that vary with output level, including costs of direct materials, direct labor, and other expenses that increase or decrease as production volume changes.

Variable Cost

Costs that change in proportion to the level of output in the production process.