AP ICET 2016 Paper

Question : 109 of 200

Marks: +1, -0

A train travels at an average speed of 70 kmph and covers a distance of 140 km. The train travels the first 80 km at a speed of 60 kmph. Then the speed (in kmph) during the next 60 km is

Validate

Solution:

Let the speed during the next 60 km be s kmph.

⇒80/60+60/s=140/70

⇒60/s=2-4/3

⇒s=60×3/2=90

kmph

Go to Question:

Prev Question

Next Question