Question

answer this question fast ​

Answer 1

Step-by-step explanation:

45 km/he...

I have not calculated as I have told orally..

but it might be correct

Answer 2

Answer:

let speed of train = v

then 0.125/(v-5) =10/3600

v-5=360 ×0.125

V= 45+5

= 50 km/h