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from X first train travelled to Y with 90 km/hr and time taken is 4 hr 40min. and another train from Y to X taken 3 hr 20min find the speed of second train?
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- D=S*T; D constant in both case.
X's timetaken = 4+(2/3)= 14/3
Y's timetaken = 3+(1/3)= 10/3
90*(14/3)=x*(10/3)
x=126 km/hr - 9 years agoHelpfull: Yes(4) No(0)
- Speed of the first train=90km/hr.
Time=4hr 40 mins..=4+40/60=16/3hrs.
Dist=S*T=90*16/3=480km.
Speed of the second train=d/t=480/10*3=144 km/hr.. - 9 years agoHelpfull: Yes(0) No(0)
- 126 is d correct answer
- 8 years agoHelpfull: Yes(0) No(0)
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