a car travels 50 km in 25 km /h and then travels 60km with a velocity 20 km/h and then travels 60km with a velocity 20 km/h in the same direction. find the velocity
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Answer:
Step-by-step explanation:
TIme of Journey t=
velocity(v)
Distance(S)
∴t 1 = v 1
s 1 = 25 kmh −1 50 km =2h
t 2 = v 2
S 2
= 20 kmh −1 60 km =3h
Total time of journey t=t
1 +t 2
=2h+3h=5h
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