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Two trains 90 km/h and 60 km/h meet head-on after 2 h. Distance:

A150 km
B300 km
C200 km
D120 km
Answer & Solution
Correct answer: B. 300 km
1. Relative speed = 150 km/h. 2. Distance = 150 × 2 = 300. _Source: 501-GMAT-Questions Section 4 / Manhattan Quant Bank_
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