6
QuizMultiple Choice

Modeling with Sequences and Series — Quiz

Question 6 • Precalculus

Brenda already has 200 dollars to put toward the purchase of a new laptop that sells for 450 dollars She will save 50 dollars each month, starting next month, until she can buy the laptop. Which of the following represents the amounts she will have each month, starting next month, until she can afford to buy the laptop (assuming there is no sales tax)?

Answer
A
0 dollars comma 200 dollars comma 250 dollars comma 300 dollars comma 350 dollars comma 400 dollars comma 450 dollars
B
200 dollars comma 250 dollars comma 300 dollars comma 350 dollars comma 400 dollars comma 450 dollars
C
250 dollars comma 300 dollars comma 350 dollars comma 400 dollars comma 450 dollars
D
50 dollars comma 200 dollars comma 450 dollars

Explanation

Brenda starts with $200 and saves another $50 each month. Starting next month, she will have $200 + $50 = $250, then $300, $350, $400, and $450. Thus, the amounts are represented by choice C, and she can afford the laptop when she reaches $450.

AI-written and checked against the verified answer.

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