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A driver makes a trip of 266 miles. If the driver's average speed is 6
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06 Jul 2021, 07:30
06 Jul 2021, 07:30
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A driver makes a trip of 266 miles. If the driver's average speed is 63 miles per hour for the first two hours of the trip and 70 miles per hour for the rest of the trip, how long did the second part of the trip take?
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2 hours
Re: A driver makes a trip of 266 miles. If the driver's average speed is 6
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06 Jul 2021, 08:45
06 Jul 2021, 08:45
1
Solution:
Distance travelled in the first part of the trip- 63 miles* 2 hours=126 miles
Distance left to travel after the first part=266-126=140 miles
Time taken to travel 140 miles at the speed on 70 miles per hour=\( \frac{140}{70}\)=2 hrs
Answer: 2 Hrs
Hope this helps!
Distance travelled in the first part of the trip- 63 miles* 2 hours=126 miles
Distance left to travel after the first part=266-126=140 miles
Time taken to travel 140 miles at the speed on 70 miles per hour=\( \frac{140}{70}\)=2 hrs
Answer: 2 Hrs
Hope this helps!
gmatclubot
Re: A driver makes a trip of 266 miles. If the driver's average speed is 6 [#permalink]
06 Jul 2021, 08:45
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