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mpoole
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1. A car making a 99-km journey travels 38 km/h for the first 49.5 km. How fast must it go during the second 49.5 km to average 47 km/h?
2. Homework Equations ?
3. 47=.5(38+x)
2. Homework Equations ?
3. 47=.5(38+x)