Find all School-related info fast with the new School-Specific MBA Forum

 It is currently 04 May 2015, 03:46

### GMAT Club Daily Prep

#### Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.

Customized
for You

we will pick new questions that match your level based on your Timer History

Track

every week, we’ll send you an estimated GMAT score based on your performance

Practice
Pays

we will pick new questions that match your level based on your Timer History

# Events & Promotions

###### Events & Promotions in June
Open Detailed Calendar

# Yesterday it took a certain plane 3 hours to fly from City A

Author Message
TAGS:
Manager
Joined: 10 Oct 2008
Posts: 59
Followers: 1

Kudos [?]: 12 [0], given: 0

Yesterday it took a certain plane 3 hours to fly from City A [#permalink]  19 Nov 2008, 19:42
Yesterday it took a certain plane 3 hours to fly from City A to
City B at an average speed of 400 miles per hour. Today the
same plane flew from City A to City B along the same route at
an average speed of 450 miles per hour. How many more
yesterday than it took today?
A. 10
B. 15
C. 20
D. 25
E. 30
Senior Manager
Joined: 28 Feb 2007
Posts: 306
Followers: 1

Kudos [?]: 32 [0], given: 0

Re: plane--25 [#permalink]  20 Nov 2008, 00:31
400*3=1200 is distance btw A and B.
1200/450=8/3=2h40min
3h-2h40min=20min. C.
Re: plane--25   [#permalink] 20 Nov 2008, 00:31
Similar topics Replies Last post
Similar
Topics:
1 James took a 3-hour bike ride. In the second hour he travlle 2 09 Sep 2013, 00:22
A plane flying from Europe to South America takes 12.4 1 18 Nov 2007, 16:06
Yesterday it took a certain plane 3 hrs. to fly from City A 3 25 Jul 2007, 21:04
Took GMAT yesterday! 2 07 Jul 2007, 12:46
A motorist travels from City X to City Y in 2 hours at an 7 06 Dec 2005, 12:29
Display posts from previous: Sort by