A person covers a distance of 60 km from P to Q at a speed of 20 km/h and returns from Q to P at a speed of 30 km/h. Find the average speed of person.
Answers
Answered by
0
Step-by-step explanation:
bro this is the solution of this question
Attachments:

Similar questions
Social Sciences,
4 months ago
Physics,
4 months ago
Math,
9 months ago
Science,
1 year ago
Math,
1 year ago