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प्रश्न
A car covers a distance of 180 km in 5 hours. How much time will the car take to cover 54 km with the same speed?
उत्तर
To cover a distance of 180 km, time taken = 5 hours
To cover a distance of 1 km, time taken = `5/180`
To cover a distance of 54 km, time taken =`5/180xx54` = 1.5 hours
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