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

Redeem

108) Find X

This topic has expert replies
Post new topic Post Reply
Previous Topic Next Topic
Master | Next Rank: 500 Posts
Posts: 226
Joined: Sun Aug 09, 2009 4:34 am

108) Find X

by ern5231 » Sun May 16, 2010 8:36 pm
X^4 has 4 in the units place. What is the value of X?
A. X is not divisible by 2
B. X is divisible by 3
Last edited by ern5231 on Sun May 16, 2010 10:05 pm, edited 1 time in total.
Top
Source: — Data Sufficiency |
User avatar
Master | Next Rank: 500 Posts
Posts: 214
Joined: Mon Mar 29, 2010 1:46 pm
Location: Houston, TX
Thanked: 37 times
GMAT Score:700

by sk818020 » Sun May 16, 2010 9:06 pm
What is not divisible by 2 and what is not divisible by 3?

X^4 or X?
Top
Master | Next Rank: 500 Posts
Posts: 265
Joined: Mon Dec 28, 2009 9:45 pm
Thanked: 26 times
Followed by:2 members
GMAT Score:760

by mj78ind » Mon May 17, 2010 1:33 am
Answer is E ...... no x exists where x^4 ends in 4 .......
Top
Post new topic Post Reply
• Page 1 of 1