Question

a train covers a distance of 65 km in 45 minutes and another 85 kilometres in one hour and 15 minutes. find the average speed for the journey.

pls explain with steps......​

Answer 1

Answer:

75km/hr

Explanation:

total distance =150km

total time taken=120min

so,

Average speed=Total distance /total time taken

=150/120km/min

convert in km/hr so ,we get 15×60/12 km/hr

Avg. speed =75km/hr