Question

It takes 8 hrs for a 600 km journey, of 120 km is done by train and 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 car is

Answer 1

Don't know but I will search it

Answer 2

Answer:

3:4

Explanation:Let train speed be x and car speed be y

120/x+480/y=8....eq1

solving eq 1

1/x+4/y=1/15...eq2

200/x+400/y=25/3...eq3

solving eq 3

1/x+2/y=1/24...eq4

solving eq 2 and 4

x=60 and y=80

x/y=60/80=3/4

Answer-x:y=3:4