Question

A train takes 3hours to reach the destination by travelling at speed of 90km/hour . How long will it take the train when it travel at the speed of 120km/hour?​

Answer 1

Answer:

Answer=>4 Hours

Now we find that the train covers in 1 hour = 90÷3=30

so, the train covers 30km in hour

120km covers how many hours= 4hours