![A person covers 40% of the distance from A to B at 10 km/hr, 40% of the remaining distance at 9 km/hr. and the rest at 12 km/h](https://www.gkseries.com/blog/wp-content/uploads/2024/03/A-person-covers-40-of-the-distance-from-A-to-B-at-10-km-hr-40-of-the-remaining-distance-at-9-km-hr.-and-the-rest-at-12-km-h.jpg)
A person covers 40% of the distance from A to B at 10 km/hr, 40% of the remaining distance at 9 km/hr. and the rest at 12 km/h. His average speed (in km/hr) for the journey is?
![](https://www.gkseries.com/blog/wp-content/uploads/2024/03/image-346-548x1024.png)
Answer: Option C
Sol:
Ratio of distance = (40%: 24%: 36%) × 3
= 120 km: 72 km: 108 km
![](https://www.gkseries.com/blog/wp-content/uploads/2024/03/image-347-1024x255.png)