Question 125493
d=st d=dist s=speed t=time
train A's d: 60(t+6)
train B's d: 80t
60(t+6)=80t
60t+360=80t
60t-60t+360=80t-60t
20t=360
20t/20=360/20
t=18 hrs
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Check:
60*24=1440
80*18=1440
.
Ed