Mathematics · Time, Speed and Distance
The distance between stations P and Q is 210 km, between Q and R is 420 km, and between R and P is 350 km. The speed of train 'B' is 21 km/h and that of train 'C' is 35 km/h. Train 'C' travelled from station 'Q' to 'R' and then from station 'R' to 'P'. Train 'B' travelled from station 'P' to 'Q' and then from station 'Q' to 'R'. Find the difference between the total time taken by train 'C' and the total time taken by train 'B' for their respective journeys.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 112 hours
- 210 hours
- 38 hours✓
- 46 hours
Correct answer
8 hours
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