what is the speed (a)someone who walks 15 km in 3 hours (b) an athelete who runs 40 km in 5 hours (c) a cyclist who travels 30 km in 2 hours
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Speed= Distance/ Time
(a) Speed= 15/3= 5 km/hr
(b) Speed =40/5= 8km/hr
(c) Speed= 30/2= 15km/hr.
(a) Speed= 15/3= 5 km/hr
(b) Speed =40/5= 8km/hr
(c) Speed= 30/2= 15km/hr.
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a) speed=distance/time
speed=15/3 km/h
speed= 5km/h or in m/s , 5×18/5= 25/18 m/s.
same here,
b) 8 km/h or 20/9m/s
c)15km/h or 25/6 m/s
speed=15/3 km/h
speed= 5km/h or in m/s , 5×18/5= 25/18 m/s.
same here,
b) 8 km/h or 20/9m/s
c)15km/h or 25/6 m/s
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