Subject: General Aptitude · Chapter: Time and Distance · Exam: · Marks: · Difficulty:
Two trains starting at the same time from two stations 200 km apart and going in opposite directions cross each other at a distance of 110 km from one of the stations. What is the ratio of their speeds?
(a)9 : 20
(b)11 : 9
(c)11 : 20
(d)None of these
Answer
Answer (as printed): B
Explanation
In the same time, they cover 110 km and 90 km respectively. ∴ Ratio of their speeds $=110: 90=11: 9$.
Explanation as extracted from the printed page; notation may be imperfect.