Question

A person goes to market at speed of 18 Kmph and returns at a speed of 12 Kmph. What is his
average speed for complete jouney? एक व्यक्ति बाज़ार 18 किलोमीटर प्रति घंटे की गति से जाता है
तथा 12 किलोमीटर प्रति घंटे की गति से वापस आता है। परी गाना मे पती​

Answer 1

Answer:

average speed is equal to total distance of an total time 30 upon 2 is equal to 15 kilometre per hour