TLS Online TPP Program

#Question id: 7594


A car travels the first one third of a certain distance with a speed of 10 km/hr , the next one third distance with a speed of 20 km/hr , and the last one third distance with a speed of 60 km/hr . The average speed of the car for the hole journey is :

#General Aptitude
  1. 18

  2. 20
  3. 30
  4. 40