Question

a train travels 189 km from London to Bristol in 1½ hours.

Find the average speed in km/h.

Answer 1

Answer:

126 km/h

Step-by-step explanation:

s = d/t

Answer 2

Answer:

Speed = Distance / Time

Distance = 189km = 189000 m

Time = 1 + ½ hour = 90 minutes = 5400 second

Step-by-step explanation:

Speed =

$\frac{189000}{5400}$

= 35 m/sec or 126 km/hr