Multiple choice

The ratio between the speed of Puneet and Shashank is 3 : 7. If Puneet takes 240 minutes more than Shashank to cover a certain distance. Find the time taken by Shashank to cover the same distance ?

  1. 2 hours

  2. 3 hours

  3. 3.5 hours

  4. 4 hours

  5. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Speed ratio 3:7 means time ratio is 7:3 (inverse). Let Puneet's time be 7x and Shashank's be 3x. Difference: 7x - 3x = 4x = 240 minutes, so x = 60. Shashank's time = 3x = 180 minutes = 3 hours. Speed and time are inversely proportional for fixed distance.

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