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1. On a certain nonstop trip, Marta averaged x miles per hour for 2 hours and y miles per hours for the remaining 3 hours. What was her average speed in miles per hour for the entire trip? i. 2x + 3y = 280 ii. y = x + 10
- A. 1
- B. 1
- C. 1
- D. 1
Answer: Option A
Explanation:
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