MBA
Exam
A train leaving L at 3.10 p.m. reaches W at 5 pm. one leaving W at 3.30 p.m arrives at L at 5.42 p.m. when do they pass each other? 1) 4 hr 19 min 2) 4 hr 19.05 min 3) 4 hr 19.09 min 4) none of these
Read Solution (Total 1)
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- none of these
they will pass each other at 4.20 PM.
If s is the distance and train pass each other after t mins from 3.10 PM, then
t*s/110 +(t-20)*s/132=s
solving eqn, we get
t= 70 mins after 3.10 Pm or at 4.20 PM - 11 years agoHelpfull: Yes(1) No(1)
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