Solve the problem.Tom Quig traveled 230 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 8 hours, how many miles did he drive at the reduced speed?
A. 45 miles
B. 50 miles
C. 70 miles
D. 60 miles
Answer: B
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Find the first six terms of the sequence.a1 = 1, an = 2an-1
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