A person goes from point A to B with speed of 40km/h and return back to A with speed 50km/h Find the anarage speed of that person.
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Answered by
2
Answer:
1 कश्मीर मीटर गति के साथ दूरी =५ ० के एम एच आर इसमें समय लगता है टी1=५ ०1एस
पूरा करना 1 कश्मीर मीटर गति के साथ दूरी =4 0 कश्मीर मीटर ज r इसमें समय लगता है टी1=4 01एस
औसत गति=( 1 / 5 0 )+( १ / ४ ० )1+1=4 4 । 4 4 मीटर / s
Answered by
1
Explanation:
As we know,
Average speed = 2xy/(x + y)
∴ Average speed = (2 × 40 × 60)/(40 + 60) = 48 km/hr
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