A boy goes to buy sweets from a shop 240m away from his house . He takes a minute to go and another minute to come back. Calculate his average speed and average velocity.
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total distance covered by boy is 240*2-480m
total time taken is 1min+1min& in second- 60s+60s - 120s
average speed is t.distance /t.time
- 480m/120m
- 4 m/s
average velocity is 0.
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