Ravi travels 155 km in 3 hr 30 minutes, 175 km in two and a half hours and 210 km in 4 hours. Ravi's
average speed is
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Answer:
54 km/hr
Explanation:
total Distance travel 155+175+210 = 540 km
total time of travel 3.30+2.30+4.00 = 10 hrs
540/10 = 54 km/hr
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