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What Must be his average speed in the remaining 40 miles in order for his total average speed to be 70 miles per hour? Pierre is driving 60 miles per hour for the first 40 miles of a 80-mile trip.

This question is part of General Graduate Recruitment Online Test (REF: 244DF)
Asked by Kevidenterprises, Last updated: Dec 18, 2019

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2 Answers

Dayyan Munir

Dayyan Munir

Answered Jun 07, 2019

It is supposed to be 80

60+80=140

80 miles minus 40 miles = 40 miles

140/2=70

 

kevidenterprises

Kevidenterprises

Answered Apr 26, 2019

84
 

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