Multiple choice

The Delhi Express runs at144 kilometres per hours and it reaches destination 20 minute ahead of schedule. If it averages 100 km/hour, it reaches 24 minutes behind schedule. What is the average speed it should maintain in order to reach the destination on schedule?

  1. 250kmph

  2. 240kmph

  3. 235kmph

  4. 230kmph

  5. 245kmph

Reveal answer Fill a bubble to check yourself
B Correct answer