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Jared drove 2 hours at an average speed of 50 mph before taking a l-ho
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16 Jan 2023, 06:21
16 Jan 2023, 06:21
Expert Reply
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Question Stats:
75% (01:05) correct
25% (01:10) wrong based on 32 sessions
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Jared drove 2 hours at an average speed of 50 mph before taking a l-hour lunch break. He then drove the remaining 270 miles at an average speed of 60 mph.
What was the total time for his trip, in hours?
(A) 2
(B) 4-5
(C) 6.5
(D) 7-5
(E) 9.5
What was the total time for his trip, in hours?
(A) 2
(B) 4-5
(C) 6.5
(D) 7-5
(E) 9.5
Re: Jared drove 2 hours at an average speed of 50 mph before taking a l-ho
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18 Jan 2023, 05:00
18 Jan 2023, 05:00
Expert Reply
OE
R x T= D.
To compute the second part of his drive: T = D/R=270/60=4.5 hours. He also drove 2 hours before lunch and had a 1-hour lunch break. Thus, the total time for his trip was 4.5 + 2 + 1, which equals 7.5 hours.
R x T= D.
To compute the second part of his drive: T = D/R=270/60=4.5 hours. He also drove 2 hours before lunch and had a 1-hour lunch break. Thus, the total time for his trip was 4.5 + 2 + 1, which equals 7.5 hours.
gmatclubot
Re: Jared drove 2 hours at an average speed of 50 mph before taking a l-ho [#permalink]
18 Jan 2023, 05:00
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