15. A car goes 15 km/hr for 1 km. How fast must it go in kilometers per

hour in the next 1 kilometer to average 30 km/hr for the entire 2-

kilometer trip?

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# 15. A car goes 15 km/hr for 1 km. How fast must it go in kilometers per
hour in the next

hour in the next 1 kilometer to average 30 km/hr for the entire 2-

kilometer trip?