CAT 2019 Slot 1 QA Q14 Time, Speed & Distance

Question 14 of the Quantitative Ability (QA) section, CAT 2019 Slot 1, with CAT's official answer.

Two cars travel the same distance starting at 10:00 am and 11:00 am, respectively, on the same day. They reach their common destination at the same point of time. If the first car travelled for at least 6 hours, then the highest possible value of the percentage by which the speed of the second car could exceed that of the first car is
  1. A
    20
  2. B
    10
  3. C
    35
  4. D
    25

Answer: (A) 20 Time, Speed & Distance MCQ

A worked solution for this question is being written. Meanwhile, practise it in a timed mock and see how other aspirants did.