Respuesta :
It will take 1 MINUTE for the horse to overtake the train.
(56 – 50) 6 km/hr
0.1/6 = 1/60 hr = 1 min
(56 – 50) 6 km/hr
0.1/6 = 1/60 hr = 1 min
I've attached working. The method I've used explains everything, is a bit long winded but is the best way to explain :)