if a man takes 3 min to walk down a street 258 m long, find his speed in km / h
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t = 3 min
3 min - seconds =3×60=180 sec
d = 258m
s=d/t
s=258/180
=1.434m/s
for km/h
1.434×18/5
=5.1624km/h
3 min - seconds =3×60=180 sec
d = 258m
s=d/t
s=258/180
=1.434m/s
for km/h
1.434×18/5
=5.1624km/h
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1
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