A thief is stopped by a policeman from a distance of 150 metres. When the policeman starts the chase, the thief also starts running. Assuming the speed of the thief as 7 km/hr and that of policeman as 9 km/hr, how far the thief would have run, before he is over-taken by the policeman? ptions:

Answer: D. 525 metres

Official answer key verified. Detailed explanation coming soon.

Source: SSC CHSL (Tier-1) 2016 Online Exam Paper held on 11 January 2017, Evening Shift (Quantitative Aptitude) — SSC-published paper with official answer key, via sscportal.in (note: image files on the Quantitative Aptitude page are named 08-Jan-2017, likely an sscportal upload-label error; page titles and QID sequence 201-300 consistently indicate 11 Jan 2017 Evening Shift) · official-answer-key