The distance traveled by a person varies directly with the duration of the journey. If the person travels 378 km in 7 hours, in how many hours will the person cover 918 km?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 17.
Formula used:
Speed = Distance/time ---- (1)
Calculations:
Speed when the person travels 378 km in 7 hours
Using equation (1), we get
⇒ Speed = 378/7 = 54 km/h
Required time taken to travel 918 km
⇒ Time = 918/54 = 17 hours