Respuesta :

Answer: 10 km in one hour

Step-by-step explanation:

If there are nine hours, and we need to find the distance it will cover in one hour, then we need to divide 90 by 9.

90 ÷ 9 = 10

A train covers 10 km in one hour.

Hope this helps!

Answer:

10 km

Step-by-step explanation:

(h means hours)

90km divided by 9h = 10km

9h divided by 9 = 1h

So, in 1 hour the train will cover 10km.