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it average walking speed of a girl from her home to school is 4 km/h and it takes her 15 minutes to reach there calculate the distance between her home and school . |
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Answer» 1 kmExplanation: By SIMPLE tricks Half of 4km/h=2KM/h(it MEAN that 2km in half HRS) &half of 2km/h=1KM/h(it means that 1km in15min) |
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