Multiple choice

A bike rider covers a distance of 80 km in 1 hour. He takes a 10 minutes break and again travels 40 km. If his average speed during the journey is 80 km/h, what is the speed in the second phase?

  1. 103 km/h

  2. 120 km/h

  3. 240 km/h

  4. 90 km/h

  5. None of these

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

He has to travel 40 km in 20 min So, speed = 120km/h