Question

1. A train covers a distance of 420 km in hours. Find the speed of the train.

2.
A train takes 20 minutes to cover a distance of 19 km. The ratio of the speeds of this
train and another train is 3 : 4. How much time will the second train take to cover the
same distance of 19 km?

*By direct variation*​

Answer 1

d=420km

t=20 min

= 20×60

= 1200 sec

Now,In 1 Information is not complete