Peter is twice as fast as john. John has an avg. Speed of 20 km/hour - what is the avg. Speed of peter and john as a team?
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Answer:
The average speed of Peter and John as a team is 30 km/h.
Explanation:
- Let the speed of John be x.
- Speed of peter will be 2x.
- If the speed of John is 20 km/h, speed of Peter will be 40 km/h.
- As a team, they have an average of (20 + 40)/2.
- 60/2 = 30 km/h
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