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1. A boy goes to school at a speed of 5 km/h and returns to the village at a speed of 4 km/hr. If he takes 4 hours and 30 minutes in all, what is the distance between the village and the school?
- A. 7 km
- B. 7 km
- C. 7 km
- D. 7 km
Answer: Option B
Explanation:
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