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A bus runs at an average speed of 45 km/hr. If it completes 405 km long-journey with a break of 1 hour, what is the total time taken during the journey?
- A9 hrs
- B10 hrs
- C11 hrs
- D12 hrs
Answer not set
Discussion 1
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CCommunity
Average speed = distance/time
Given,
Average speed = 45 km/hr
Distance = 405 km
⇒ Time = 405/45
⇒ Time = 9 hr
But he takes 1 hour break during journey, so total time is also increased by 1 hour.
∴ Total time taken in the journey is 10 hour.
Given,
Average speed = 45 km/hr
Distance = 405 km
⇒ Time = 405/45
⇒ Time = 9 hr
But he takes 1 hour break during journey, so total time is also increased by 1 hour.
∴ Total time taken in the journey is 10 hour.