# How Many km. does His Entire Journey Comprise of ?If

One person completes 2/15 of the journey by railways and 9/20 part by a car, the rest of the journey of 10 km he travels on foot. How many km. does his entire journey comprise of ?

- 36
- 40
- 30
- 24

**Answer: (4) 24 km
Explanation:-**

Let be the total journey is X km

According to the question,

X – 2X/15 – 9X/20 = 10

(60X – 8X – 27X) 60 = 10

60X – 35X = 10 x60

25X = 600

X = 600/25

X = 24

Hence, the total journey is 24 km.