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 trains is!
(a) 10 Km/hr (b) 50 Km/hr(C) 71 Km/hr (d) None of these
Answers
Answered by
6
Step-by-step explanation:
Speed of Second train = Distance / Time
= 400/5 = 80km/h
Let the speed of first train be x.
Given,
7/8 = x /80
x = 70 km/h
Answered by
2
Answer:
The answer is none of these
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