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Q:

Anoop travels first 1/3 of the total distance at the speed of 10 km/hr. and the next 1/3 distance at the speed of 20 km/hr. and the last 1/3 distance at the speed of 60 km/hr. The average speed of Anoop is-

  • 1
    18
  • 2
    21
  • 3
    14
  • 4
    16
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Answer : 1. "18 "

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