Solve the Problem $a _ { n } = 31 - 3 n ; 11$

question 102

Multiple Choice

Solve the problem.
-A triangular display of cereal boxes in a supermarket has 28 boxes in the bottom row, 25 boxes in the next row, and so on, in an arithmetic sequence. Find the general term for the sequence and how many rows there are in the display.

• A) \(a _ { n } = 31 - 3 n ; 11\) rows in the display
• B) \(a _ { n } = 28 - 3 n ; 9\) rows in the display
• C) \(a _ { n } = 31 - 3 n\); 10 rows in the display
• D) \(a _ { n } = 28 - 3 n\); 8 rows in the display

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Definitions:

Break-Even Point

The point at which total sales match total costs, leading to no profits or losses.

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The complete process of bringing a new product or improving an existing one to the market, from idea conception to final production.

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The process of determining the profit or loss attributed to a particular customer, identifying which relationships are most beneficial.