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Maths Puzzle
Numerical Ability
Time Distance and Speed
A train traveled at an average speed of 70 Km/hr. Stopping for 2min after every 60km. How long did it take to reach its destination 420km from the starting point?
Read Solution (Total 8)
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- 6 hour 12 min
time taken = distance / speed
=420 / 70
= 6 hours
After every 60km the train stops for 2 min.Therefore in 420km there are 6 halts
and train stops for = 6*2
= 12 min
total time taken to reach destination = 6 hour 12 min - 10 years agoHelpfull: Yes(3) No(0)
- total time=420/70=6 hr
every 60km is stopping for 2 min so tatal 12 mintes
total time=6 hours 12 min - 10 years agoHelpfull: Yes(1) No(0)
- 6 hours 12 min
time taken=420/7
=6 hours
every 60 km train stops means
---60---|---60----|---60---|---60---|---60---|---60---|---60---|
------70--|-----70---|---70---|---70---|---70----|-----70------|
|------------------------------420-----------------------------|
last halt is destination
total halt=(420/60-1)*2
=6*2
=12min
- 10 years agoHelpfull: Yes(1) No(0)
- its 6hr 12 min
- 10 years agoHelpfull: Yes(0) No(0)
- its 6hr 12 min
- 10 years agoHelpfull: Yes(0) No(0)
- its 6hr 12 min
- 10 years agoHelpfull: Yes(0) No(0)
- total stopping time 12min
total distance 420min
traveling speed 70km/hr
t=420/70=6hr
total time taken =6hr+12min
- 10 years agoHelpfull: Yes(0) No(0)
- 6 hour and 12 minutes
- 10 years agoHelpfull: Yes(0) No(0)
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