Mathematical Reasoning
If 5 US dollars are equal to 7 Australian dollars, how many Australian dollars are equal to 15 US dollars?
Question 1 · Multiple choice
Question
If 5 US dollars are equal to 7 Australian dollars, how many Australian dollars are equal to 15 US dollars?
Options
- A. $17
- B. $19
- C. $21
- D. $25
- E. $23
Correct answer
C. $21
Explanation
15 USD is 3 times 5 USD. 3 * 7 AUD = 21 AUD.