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If average walking speed of a girl from her home to school is 4km/h and it takes her 15 min to reach there.calculate the distanxe between her homevand school |
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Answer» Answer: Required distance between her home and school is 1 kilometre. Explanation: Average walking speed = 4 km / h From the properties of speed
Here, It TAKES 15 minutes for her to reach her school. On the BASIS of the formula given above : = > 4 km / h = Distance / 15 min = > 4 km / h x 15 min = Distance = > 4 km / 60 min x 15 min = Distance = > 4 km / 4 = Distance = > 1 km = Distance Hence the required distance between her home and school is 1 kilometre. |
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