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Mathematics, 09.12.2019 08:31 silvermansachs9189

Vinnie drives his car 175 miles and has an average of a certain speed. if the average had been 4 mph more, he could have traveled 189 miles in the same length of time. what was his average speed?

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Vinnie drives his car 175 miles and has an average of a certain speed. if the average had been 4 mph...
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