Solve.Tom Quig traveled 210 miles east of St. Louis. For most of the trip he averaged 60 mph, but for one period of time he was slowed to 10 mph due to a major accident. If the total time of travel was 6 hours, how many miles did he drive at the reduced speed?
A. 50 mi
B. 40 mi
C. 30 mi
D. 25 mi
Answer: C
Mathematics
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