Home » Aptitude » Speed, Time and Distance » Question
  1. A man travels for 5 hours 15 minutes. If he covers the first half of the journey at 60 km/h and rest at 45 km/h. Find the total distance travelled by him.
    1. 1028
      6
      km.
      7
    2. 189 km.
    3. 378 km.
    4. 270 km.
Correct Option: D

Let the distance covered be 2x km.

Time =
Distance
Speed

According to the question,
x
+
x
= 5
15
=
1
6045604

⇒ 
3x + 4x
=
21
1804

⇒ 7x =
21
× 180
4

⇒  x =
21 × 180
= 135 km.
4 × 7

∴  Length of total journey
= 2 × 135 = 270 km.


Your comments will be displayed only after manual approval.