WBCS.LIVE practice question

The speeds of three cars are in the ratio 5 : 4 : 6. The ratio among the times taken by them to travel the same distance is

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. 5 : 4 : 6
  2. 6 : 4 : 5
  3. 10 : 12 : 15
  4. 12 : 15 : 10

Correct answer and explanation

Correct answer: 12 : 15 : 10

Explanation: āœ… Correct Answer: D. 12 : 15 : 10 šŸ“š Explanation: Since distance is the same, the ratio of time taken is the inverse of the speed ratio. The time ratio is 1/5 : 1/4 : 1/6. Multiplying by the LCM of the denominators (60), we get 12 : 15 : 10. This shows that the slowest car takes the most amount of time for the journey.