Question

2.
A person travels from P or Q at a speed of 40 kmph and
returns by increasing his speed by 50%. What is his
average speed for the both the trips?
एक आदमी से Q तक 40 किमी/घंटा की चाल से
जाता है एवं लौटते वक्त वह अपनी चाल 50% बढ़ा देता
है तो पूरी यात्रा के दौरान उसकी औसत चाल?
Three trains are running from a place A to another place
3.​

Answer 1

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Answer 2

Step-by-step explanation:

the correct answer for your question is 1 option