Question

25) The ratio between the speeds of two trains is 7: 8. If the second train runs 400 kms. in 5
hours, the speed of the first train is
second train suns 80 kons is il
a) 10 Km/hr
b) 50 Km/hr
2
70 Km/hr
80.
t
d) None of these
-
= 70km/h
show how​

Answer 1

Step-by-step explanation:

7/8=speed of 1st train/speed of 2nd train

7/8 = speed of 1st train/(400/5)

speed of 1st train = (7/8)*80 = 7*10

= 70 km/hr