GMAT Question of the Day - Daily to your Mailbox; hard ones only

It is currently 22 Sep 2018, 20:03

Close

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
Your Progress

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

Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.

Close

Request Expert Reply

Confirm Cancel

Federal government financing is an essential key in the survival of th

  new topic post reply Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
TAGS:

Hide Tags

Math Expert
User avatar
V
Joined: 02 Sep 2009
Posts: 49303
Federal government financing is an essential key in the survival of th  [#permalink]

Show Tags

New post 16 Jul 2018, 02:09
00:00
A
B
C
D
E

Difficulty:

  5% (low)

Question Stats:

81% (00:28) correct 19% (00:44) wrong based on 98 sessions

HideShow timer Statistics

Federal government financing is an essential key in the survival of the interstate rail system.


A. an essential key in

B. an essential key for

C. essential for

D. essential in

E. essential

_________________

New to the Math Forum?
Please read this: Ultimate GMAT Quantitative Megathread | All You Need for Quant | PLEASE READ AND FOLLOW: 12 Rules for Posting!!!

Resources:
GMAT Math Book | Triangles | Polygons | Coordinate Geometry | Factorials | Circles | Number Theory | Remainders; 8. Overlapping Sets | PDF of Math Book; 10. Remainders | GMAT Prep Software Analysis | SEVEN SAMURAI OF 2012 (BEST DISCUSSIONS) | Tricky questions from previous years.

Collection of Questions:
PS: 1. Tough and Tricky questions; 2. Hard questions; 3. Hard questions part 2; 4. Standard deviation; 5. Tough Problem Solving Questions With Solutions; 6. Probability and Combinations Questions With Solutions; 7 Tough and tricky exponents and roots questions; 8 12 Easy Pieces (or not?); 9 Bakers' Dozen; 10 Algebra set. ,11 Mixed Questions, 12 Fresh Meat

DS: 1. DS tough questions; 2. DS tough questions part 2; 3. DS tough questions part 3; 4. DS Standard deviation; 5. Inequalities; 6. 700+ GMAT Data Sufficiency Questions With Explanations; 7 Tough and tricky exponents and roots questions; 8 The Discreet Charm of the DS; 9 Devil's Dozen!!!; 10 Number Properties set., 11 New DS set.


What are GMAT Club Tests?
Extra-hard Quant Tests with Brilliant Analytics

SC Moderator
User avatar
G
Joined: 30 Jan 2015
Posts: 596
Location: India
Concentration: Operations, Marketing
GPA: 3.5
Re: Federal government financing is an essential key in the survival of th  [#permalink]

Show Tags

New post 16 Jul 2018, 02:24
+1 for C.

A. an essential key in

B. an essential key for

C. essential for --> Correct, 'essential for' and not 'essential in'
e.g. :
A good strategy is essential for GMAT. Correct
A good strategy is essential in GMAT. Incorrect

D. essential in

E. essential

Hence, C.
_________________

The few, the fearless !

Thanks :-)

Retired Moderator
User avatar
D
Status: worked for Kaplan's associates, but now on my own, free and flying
Joined: 19 Feb 2007
Posts: 4542
Location: India
WE: Education (Education)
Re: Federal government financing is an essential key in the survival of th  [#permalink]

Show Tags

New post 16 Jul 2018, 05:53
Top Contributor
Key itself means essential. Therefore, essential key is redundant. A and B are gone. The correct idiom is 'essential for.' Therefore D and E are gone. C is the correct
_________________

you can know a lot about something and not really understand it."-- a quote
No one knows this better than a GMAT student does.
Narendran +9198845 44509

Board of Directors
User avatar
P
Status: QA & VA Forum Moderator
Joined: 11 Jun 2011
Posts: 4033
Location: India
GPA: 3.5
WE: Business Development (Commercial Banking)
GMAT ToolKit User Premium Member
Re: Federal government financing is an essential key in the survival of th  [#permalink]

Show Tags

New post 16 Jul 2018, 11:37
Essential for is correct Idiomatic usage, with (C) as well.
_________________

Thanks and Regards

Abhishek....

PLEASE FOLLOW THE RULES FOR POSTING IN QA AND VA FORUM AND USE SEARCH FUNCTION BEFORE POSTING NEW QUESTIONS

How to use Search Function in GMAT Club | Rules for Posting in QA forum | Writing Mathematical Formulas |Rules for Posting in VA forum | Request Expert's Reply ( VA Forum Only )

GMAT Club Bot
Re: Federal government financing is an essential key in the survival of th &nbs [#permalink] 16 Jul 2018, 11:37
Display posts from previous: Sort by

Federal government financing is an essential key in the survival of th

  new topic post reply Question banks Downloads My Bookmarks Reviews Important topics  

Events & Promotions

PREV
NEXT


Copyright

GMAT Club MBA Forum Home| About| Terms and Conditions and Privacy Policy| GMAT Club Rules| Contact| Sitemap

Powered by phpBB © phpBB Group | Emoji artwork provided by EmojiOne

Kindly note that the GMAT® test is a registered trademark of the Graduate Management Admission Council®, and this site has neither been reviewed nor endorsed by GMAC®.