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# Amy reached from her home to her aunt’s place in 75 minutes. What is

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Director
Joined: 18 Feb 2019
Posts: 581
Location: India
GMAT 1: 460 Q42 V13
GPA: 3.6
Amy reached from her home to her aunt’s place in 75 minutes. What is  [#permalink]

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30 Mar 2019, 05:56
1
00:00

Difficulty:

25% (medium)

Question Stats:

77% (01:06) correct 23% (00:51) wrong based on 26 sessions

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Amy reached from her home to her aunt’s place in 75 minutes. What is the average speed at which Amy drove her car?

I. She travelled the first 30 minutes at 60 miles per hour and remaining at 80 miles per hour.
II. The total distance between Amy and her aunt’s home is 90 miles.
Director
Joined: 22 Nov 2018
Posts: 557
Location: India
GMAT 1: 640 Q45 V35
GMAT 2: 660 Q48 V33
Re: Amy reached from her home to her aunt’s place in 75 minutes. What is  [#permalink]

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30 Mar 2019, 07:52
1
Information needed is Total distance/Total time. Total Time = 75 min
Statement 1 = 30/60*60+(75-30)/60*80 = 90 miles. Sufficient
Statement 2 = 90 miles. Sufficient. Hence D
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Re: Amy reached from her home to her aunt’s place in 75 minutes. What is   [#permalink] 30 Mar 2019, 07:52
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