A train travels 240 km in 3 hours. At the same speed, how long does it take to travel 400 km?
Answer and explanation
Correct answer: C. 5 hours
- Step 1: The speed is 240 / 3 = 80 km/h. Step 2. 400 / 80 = 5 hours. Answer: 5 hours. Why not the others: 4, 6 and 4.5 hours use other speeds.
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