Pregunta
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Question
Alexandra signed up for a streaming music service where there’s a fixed cost for monthly
membership and a cost per song downloaded. Her total cost per month is given by the
equation , where represents the number of songs she downloads and
represents the total cost, in dollars and cents. What could the number 1.75 represent in the
equation?
Answer Atempt 1 out of 2

Ask by Ortiz Perkins. in the United States
Jan 24,2025

Solución de inteligencia artificial de Upstudy

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1.75 represents the cost per song downloaded.

Solución

In the equation :
  • is the total monthly cost in dollars and cents.
  • is the number of songs downloaded.
  • 1.75 is the coefficient multiplied by .
Interpretation of 1.75:
The number 1.75 represents the cost per song downloaded. This means that for each song Alexandra downloads, she incurs an additional charge of $1.75.
So, if Alexandra downloads 10 songs in a month, the cost for the songs would be:
Adding the fixed monthly membership fee:
Therefore, 1.75 dollars per song is the variable cost component of Alexandra’s total monthly expense for the streaming service.

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The Deep Dive

The number 1.75 in the equation represents the cost per song downloaded from the streaming music service. For each song Alexandra decides to download, an additional $1.75 is added to her total monthly expense. So, the more songs she downloads, the higher her cost climbs!
Now, let’s say Alexandra is a music-lover who downloads a lot of songs. If she downloads 10 songs in a month, her additional cost would be . Add that to the fixed membership fee of $7.99, and her total expense would come to $25.49 for the month!

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