the distance between two places is 120 km. A car at a certain speed can cover travelling the distance in 2 hours 30 minutes. by how many km/h should the speed of the car be incresed for it to takes 30 minutes less to cover the Distance
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Answer:
12 km/hr
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Question:
The distance between two places is 120 km. A car at a certain speed can cover travelling the distance in 2 hours 30 minutes. by how many km/h should the speed of the car be increased for it to takes 30 minutes less to cover the Distance?
Given:
The Distance between two places=120 km
Time taken to cover the distance is 2 hours 30 minutes
To Find:
The distance
Formula used:
Answer:
The Distance between two places = 120 km
Time taken to cover the distance is 2 hours 30 minutes
Converting minutes ⇒ hours
Converting factors
- 1 hour = 60 minutes
- 60 minutes = 1 hour
- New time = 2 hr 30min-30min
= 2 hour
- Distance = 120km
- Increase in speed=(60-48)km/hr
= 12km/ hr
Answer:
- Distance = 120 km
- Speed = 60 km/hr
- Increase in speed = 12 km /hr
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