Question

A train usually makes it run in 4 hours 30 minutes at an average speed of 60 km/h .How long will it take,if the speed is reduced to 45 km/h​

Answer 1

Answer:

Step-by-step explanation:

1 hour = 60 km

4.5 hour = 270 km

if the speed is 45 km per hour :

time taken=

speed= distance/time

45 = 270/x

45x = 270

x = 270/45

x= 6

hence it would 6 hours if the speed is 45 km