Usha crosses 800 meters length in 6 minutes . What is the speed of Usha in km per hour ?4 kmph8 kmph6 kmph10 kmph12 kmph
Question
Usha crosses 800 meters length in 6 minutes . What is the speed of Usha in km per hour ?4 kmph8 kmph6 kmph10 kmph12 kmph
Solution
First, we need to convert the distance from meters to kilometers and the time from minutes to hours.
- Convert 800 meters to kilometers: 800 meters = 0.8 kilometers (since 1 kilometer = 1000 meters)
- Convert 6 minutes to hours: 6 minutes = 0.1 hours (since 1 hour = 60 minutes)
Now, we can calculate the speed using the formula: Speed = Distance / Time
Speed = 0.8 kilometers / 0.1 hours = 8 kilometers per hour
So, Usha's speed is 8 kmph.
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