Physics Help---Its a quiz, any help is appreciated?

ThatGuy88

New member
You jog at 9.5 km/h for 8.0 km , then you jump into a car and drive an additional 17 km

With what average speed must you drive your car if your average speed for the entire 25 km is to be 22 km/h?

s=????? in km/h
 
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