Live GMAT classes with Target Test Prep start Nov 21 and Nov 22. First class free.

See classes
Target Test Prep · GMAT

Choose how you want to prepare

Learn live with an expert or move at your own pace. Every option includes the complete TTP study system.

Newsweek Readers’ Choice Awards 2026 winner: Target Test Prep, #1 Test Prep

Target Test Prep was voted #1 Best Test Prep in the 2026 Newsweek Readers’ Choice™ Awards.

★★★★★5.0563 reviews
GMATLiveTeachStarts Nov 22
Josh Braslow, Target Test Prep GMAT expert
LIVE ONLINE CLASSES

Get Ready for GMAT Test Day Faster with Live Online Classes

with Josh Braslow, 20+ years in test prep

Nov 22 · Josh Braslow
Sun · 9:30 AM to 12:30 PM ET
Included
40 hours of live online classes + 6 months of TTP OnDemand
  • Attend the first class for free
  • Every class is recorded, so you never fall behind
View classes & enroll
Limited seats availableTarget Test Prep
EALiveTeachOnDemandStart anytime
EXECUTIVE ASSESSMENT

Target Test Prep EA OnDemand

Self-paced EA prep. Study on your schedule.

EXECUTIVE ASSESSMENT

with

165+ EA score guarantee
$05-day trial no automatic billing
Schedule
Included
40 hours of live online classes plus six months of access to the complete TTP EA OnDemand course.
  • 165+ EA Score Guarantee
  • 4,100+ Quant, Verbal, and Integrated Reasoning practice questions
  • 400+ hours of in-depth video lessons
  • 3,000+ step-by-step video solutions
View EA class & enroll Start free 5-day trial
Limited cohort · enrollment openTrial includes full course accessTarget Test Prep
GMATOnDemandStart anytime
SELF-PACED MASTERCLASS

Target Test Prep GMAT OnDemand

Complete access from day one. Study on your schedule.

715+ score guarantee
$0to start then $127/mo
  • Personalized study plan and analytics
  • Thousands of lessons and practice questions
Start free 5-day trial
Read 563 reviewsTarget Test Prep

maths

Expert replies
Post new topic Post Reply
Subscribe topic
Previous Topic Next Topic
Newbie | Next Rank: 10 Posts
Posts: 4
Joined: Thu Sep 23, 2010 11:36 pm
by sridevi » Thu Sep 23, 2010 11:52 pm
the traffic lights at three different road crossings change after every 48 second,72 second and 108 second,respectively.if they all change simultaneously at 8:20:00 hours,they will again change simultaneously at?
Top
Join the discussion
Source: — Problem Solving |
Legendary Member
Posts: 2326
Joined: Mon Jul 28, 2008 3:54 amFollowed by: 2 members
Thanked: 173 times
GMAT Score:710

by gmatmachoman » Fri Sep 24, 2010 12:05 am
sridevi wrote:the traffic lights at three different road crossings change after every 48 second,72 second and 108 second,respectively.if they all change simultaneously at 8:20:00 hours,they will again change simultaneously at?
LCM ( 48,72,108) = 432

So the next change will happen after 432 seconds from 8.20 hrs
Top
Join the discussion
User avatar
GMAT Instructor
Posts: 3650
Joined: Wed Jan 21, 2009 4:27 amFollowed by: 80 members
Location: India
Thanked: 267 times
GMAT Score:760

by sanju09 » Fri Sep 24, 2010 12:26 am
gmatmachoman wrote:
sridevi wrote:the traffic lights at three different road crossings change after every 48 second,72 second and 108 second,respectively.if they all change simultaneously at 8:20:00 hours,they will again change simultaneously at?
LCM ( 48,72,108) = 432

So the next change will happen after 432 seconds from 8.20 hrs...
...and those 432 seconds, taken as 7 minutes 12 seconds, when added to the clock reading 8 hours 20 minutes 00 seconds, would set the answer as

[spoiler]08:27:12[/spoiler].
The mind is everything. What you think you become. –Lord Buddha



Sanjeev K Saxena
Quantitative Instructor
The Princeton Review - Manya Abroad
Lucknow-226001

www.manyagroup.com
Top
Join the discussion
Legendary Member
Posts: 2326
Joined: Mon Jul 28, 2008 3:54 amFollowed by: 2 members
Thanked: 173 times
GMAT Score:710

by gmatmachoman » Fri Sep 24, 2010 8:23 am
sanju bhai,


I likeeeeeeeeeeee u very much..LOL!! how n ice u r!!
Top
Join the discussion
User avatar
GMAT Instructor
Posts: 3650
Joined: Wed Jan 21, 2009 4:27 amFollowed by: 80 members
Location: India
Thanked: 267 times
GMAT Score:760

by sanju09 » Fri Sep 24, 2010 8:54 pm
gmatmachoman wrote:sanju bhai,


I likeeeeeeeeeeee u very much..LOL!! how n ice u r!!
No issues mate, our constitution is also that kind enough now. Take your steps without fear, you daring dear!
The mind is everything. What you think you become. –Lord Buddha



Sanjeev K Saxena
Quantitative Instructor
The Princeton Review - Manya Abroad
Lucknow-226001

www.manyagroup.com
Top
Join the discussion
Master | Next Rank: 500 Posts
Posts: 250
Joined: Thu Jan 07, 2010 2:21 am
Thanked: 10 times

by saurabhmahajan » Fri Sep 24, 2010 11:28 pm
gmatmachoman n sanju bhai congratulations to you both.

and they lived happily ever after :-)
Thanks and regards,
Saurabh Mahajan

I can understand you not winning,but i will not forgive you for not trying.
Top
Join the discussion