A man walks 6km at 12km/h and returns at 10km/h find the average speed
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6
6 upon 12 equal to 10 upon h equal 20
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Average speed = total distance by total time
= 12+6
- - - - -
1+1
=18 by 2
=9 kmph is his average speed
= 12+6
- - - - -
1+1
=18 by 2
=9 kmph is his average speed
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