A man driving at 3/4th of his original speed reaches his destination 20 minutes later than the usual time. Then the usual time is
A45 minutes
B60 minutes
C75 minutes
D120 minutes
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Related Questions:
I have to reach a place at fixed time. If I walk at 3 km/hr. I will be late for 20 minutes. If I walk at 4 km/hr, I will reach there 10 minutes early. What distance I have to travel?
A car completes a journey in 10 hours. If it covers half of the journey at 40 kmph and the remaining half at 60 kmph, the distance covered by car is
A, B എന്നീ രണ്ട് സ്ഥലങ്ങൾ തമ്മിലുള്ള ദൂരം 100 km ആണ്. A മുതൽ B വരെയുള്ള ഒരു കാർ ആദ്യത്തെ 40 km ശരാശരി 60 km/hr വേഗത്തിലും ബാക്കിയുള്ള യാത്ര ശരാശരി 45 km/hr വേഗതയിലും സഞ്ചരിക്കുന്നു. മുഴുവൻ യാത്രയിലും കാറിന്റെ ശരാശരി വേഗത എത്രയാണ്?
A train is 360 meter long is running at a speed of 45 km/hour. In what time will it pass a bridge of 140 meter length.
A train crosses a stationary object in 10 seconds. What is the length of the train if the speed of the train is 25 m/s?