Mathematics · Speed, Time and Distance
The speeds of a passenger train, an express train, and a superfast train are in the ratio 3 : 5 : 7 respectively. If the sum of their speeds is 315 km/h, determine the time taken by the express train to travel a distance of 1617 km.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 115 hours 4 minutes
- 211 hours
- 325 hours 40 minutes
- 415 hours 24 minutes✓
Correct answer
15 hours 24 minutes
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