Question 230344
lydia rode 243 miles in a three day bike trip.  On the first day lydia rode 67 miles. On the second day, she rode 92 miles. How many miles per hour did she average on the third day if she rode for 7 hours?
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On the 3rd day she rode 243-(67+92) = 84 miles
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Her rate on the 3rd dat was 84/7 = 12 mph
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Cheers,
Stan H.