BREAKING: Target Test Prep releases Brand New 2026 On Demand GMAT prep course

Redeem

algebraic fraction practice question

This topic has expert replies
Post new topic Post Reply
Previous Topic Next Topic
User avatar
GMAT Instructor
Posts: 768
Joined: Wed Dec 28, 2011 4:18 pm
Location: Berkeley, CA
Thanked: 387 times
Followed by:140 members

algebraic fraction practice question

by Mike@Magoosh » Tue Oct 15, 2013 1:26 pm
If 2 + (2/y) = 3 - (3/y), then y =
(A) 1/5
(B) 1/3
(C) 1/2
(D) 3
(E) 5

For more information about algebraic fractions (a.k.a. rational expressions), including strategies, tips, and the OA & explanation to this particular question, see:
https://magoosh.com/gmat/2013/algebraic- ... -the-gmat/

Mike :-)
Magoosh GMAT Instructor
https://gmat.magoosh.com/
Top
Source: — Problem Solving |
Junior | Next Rank: 30 Posts
Posts: 10
Joined: Wed Sep 25, 2013 9:38 am

by Premalatha Anand » Tue Oct 15, 2013 2:08 pm
OA [spoiler]E[/spoiler]

Is it the best way to substitute the numbers to find the ans? any other easy way ?
Top
User avatar
Master | Next Rank: 500 Posts
Posts: 490
Joined: Thu Jul 04, 2013 7:30 am
Location: Chennai, India
Thanked: 83 times
Followed by:5 members

by Uva@90 » Tue Oct 15, 2013 7:15 pm
Take all Y terms to one side and rest to another side,

2/y + 3/Y = 3-2

5/y =1 (on LHS add the numerator, since denominator is same for both the fractions)
So y =5

OA is E
Top
Post new topic Post Reply
• Page 1 of 1