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

It is currently 07 Jul 2015, 07:50

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.

Events & Promotions

Events & Promotions in June
Open Detailed Calendar

If t is a positive integer and r is the remainder when

  Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
TAGS:
Current Student
User avatar
Joined: 31 Aug 2007
Posts: 371
Followers: 1

Kudos [?]: 64 [0], given: 1

If t is a positive integer and r is the remainder when [#permalink] New post 30 Mar 2008, 11:07
00:00
A
B
C
D
E

Difficulty:

(N/A)

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions
If t is a positive integer and r is the remainder when t^2+5t+6 is divided by 7, and when t is divided by 7, the remainder is 6, what is r?
Senior Manager
Senior Manager
User avatar
Joined: 28 Feb 2007
Posts: 306
Followers: 1

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

Re: PS number properties [#permalink] New post 30 Mar 2008, 11:54
r=2

t=7x+6 and t,r,x-integers

(t^2+5t+6)=(t+2)(t+3)=(7x+8)(7x+9)
=49x^2+7x (8+9)+72
=7*(7x^2+17x+10) + 2
Re: PS number properties   [#permalink] 30 Mar 2008, 11:54
    Similar topics Author Replies Last post
Similar
Topics:
20 Experts publish their posts in the topic For the positive integers q, r, s, and t, the remainder when TechWithNoExp 6 21 Jul 2012, 12:38
9 Experts publish their posts in the topic For the positive integers q, r, s, and t, the remainder when krishnasty 3 09 Oct 2011, 06:27
If the remainder is 7 when positive integer tejal777 8 09 Jun 2009, 19:19
When a positive integer is divided by 4, the remainder is r; tarek99 3 18 Aug 2008, 07:27
Display posts from previous: Sort by

If t is a positive integer and r is the remainder when

  Question banks Downloads My Bookmarks Reviews Important topics  


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

Powered by phpBB © phpBB Group and phpBB SEO

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®.