Q: 108 (CDS-I/2004)

Two men are standing on opposite ends of a bridge of 1200 metres long. If they walk towards each other at the rate of 5 m/minute and 10 m/ minute respectively, in how much time will they meet each other?
question_subject: 
Maths
question_year: 
2004
question_exam: 
CDS-I
stats: 
0,152,144,72,152,56,16