Two cars are moving in the same direction with the
same speed of 60 km/h. They are separated by
10 km. What is the speed of a car moving in the
opposite direction if it meets the two cars at an
interval of 5 minute ?
(1) 45 km/h
(2) 60 km/h
(3) 105 km/h
(4) None
KN0273
Answers
Answered by
3
Answer:
60
Explanation:
distance=10.
each car covered distance=distance/number of car
=10/2
=5km
speed= (each car distance/time taken)*60
=(5/5)*60
speed = 60km/h.
Answered by
1
Answer:
(2) 60km/h
Explanation:
relative velocity of two cars is 0
relative velocity of 3rd car is 10/5/60 hr
120km/h
then 120-60=60 km/hr is answer
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