Challenger App

No.1 PSC Learning App

1M+ Downloads
It takes eight hours for a 600 km journey, if 120 km is done by train and the rest by car. It takes 20 minutes more, if 200 km is done by train and the rest by car. The ratio of the speed of the train to that of the cars is:

A2 : 3

B3 : 2

C3 : 4

D4 : 3

Answer:

C. 3 : 4


Related Questions:

ഒരാൾ A-യിൽ നിന്ന് B-യിലേക്ക് 40 km/hr വേഗത്തിലും B-യിൽ നിന്ന് A-യിലേക്ക് 60 km/hr വേഗത്തിലും സഞ്ചരിച്ചു. എങ്കിൽ ശരാശരി വേഗം ?
A train 100 m long is running at the speed of 30 km/hr. find the time taken by in to pass a man standing near the railway line.
A man covers three equal distances first at the rate of 10 km/hr, second at the rate of 20 km/hr, and third at the rate of 30 km/hr. If he covers the third part of the journey in 2 hours. Find the average speed of the whole journey.
The distance covered by a man walking for 20 minutes at a speed of 6 km/hr is
A cyclist covers a distance of 2.5 km in 4 minutes 10 seconds. How long will he take to cover a distance of 6 km at the same speed?