Final answer:
The ratio of the number of dollars Cary spends to the number of hamburgers she buys is $15 per hamburger.
Step-by-step explanation:
The ratio of the number of dollars Cary spends to the number of hamburgers she buys can be determined by looking at the available options. Let's go through each option:
- A) $3 per hamburger: This means that Cary spends $3 for each hamburger she buys.
- B) $5 per hamburger: This means that Cary spends $5 for each hamburger she buys.
- C) $15 per hamburger: This means that Cary spends $15 for each hamburger she buys.
- D) $20 per hamburger: This means that Cary spends $20 for each hamburger she buys.
Based on these options, the correct answer would be C) $15 per hamburger as it matches the information given in the question.