Arithmetic Aptitudes › Time and Distance › Question #4703
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QTwo boys begin sprinting in the same direction at speeds of 10 and 12 kilometres per hour, respectively. When will they be 8 kilometres apart?

ID: #4703 Time and Distance 143 views
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#4703Q ID
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Time and DistanceTopic
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  • A 3 hours ✔ ✖
  • B 4 hours ✔ ✖
  • C 5 hours ✔ ✖
  • D 6 hours ✔ ✖
Correct Answer: Option B

Explanation


Given that the distance traveled is 8 kilometers and the relative speed of the two boys is 2 km/hr, 

we can use the time formula to calculate the time taken:

Time = distance/speed = 8 km / 2 km/hr = 4 hours.
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