CAT 2017 Slot 1 QA Q4 Time, Speed & Distance

Question 4 of the Quantitative Ability (QA) section, CAT 2017 Slot 1, with CAT's official answer.

A man leaves his home and walks at a speed of 12 km per hour, reaching the railway station 10 minutes after the train had departed. If instead he had walked at a speed of 15 km per hour, he would have reached the station 10 minutes before the train's departure. The distance (in km) from his home to the railway station is: (TITA)

TITA: type in the answer. There are no options and no negative marking.

Answer: 20 Time, Speed & Distance TITA

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